20718634752

素因数分解:

$2^8\times 3^2\times {\mathrm{47}}^1\times {\mathrm{293}}^1\times {\mathrm{653}}^1$

素因数の和:1015

約数の個数: 216

約数和(自身を含む): 61309894464

約数和(自身を除く): 40591259712

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 32, 36, 47, 48, 64, 72, 94, 96, 128, 141, 144, 188, 192, 256, 282, 288, 293, 376, 384, 423, 564, 576, 586, 653, 752, 768, 846, 879, 1128, 1152, 1172, 1306, 1504, 1692, 1758, 1959, 2256, 2304, 2344, 2612, 2637, 3008, 3384, 3516, 3918, 4512, 4688, 5224, 5274, 5877, 6016, 6768, 7032, 7836, 9024, 9376, 10448, 10548, 11754, 12032, 13536, 13771, 14064, 15672, 18048, 18752, 20896, 21096, 23508, 27072, 27542, 28128, 30691, 31344, 36096, 37504, 41313, 41792, 42192, 47016, 54144, 55084, 56256, 61382, 62688, 75008, 82626, 83584, 84384, 92073, 94032, 108288, 110168, 112512, 122764, 123939, 125376, 165252, 167168, 168768, 184146, 188064, 191329, 220336, 225024, 245528, 247878, 250752, 276219, 330504, 337536, 368292, 376128, 382658, 440672, 491056, 495756, 501504, 552438, 573987, 661008, 675072, 736584, 752256, 765316, 881344, 982112, 991512, 1104876, 1147974, 1322016, 1473168, 1504512, 1530632, 1721961, 1762688, 1964224, 1983024, 2209752, 2295948, 2644032, 2946336, 3061264, 3443922, 3525376, 3928448, 3966048, 4419504, 4591896, 5288064, 5892672, 6122528, 6887844, 7856896, 7932096, 8839008, 8992463, 9183792, 10576128, 11785344, 12245056, 13775688, 15864192, 17678016, 17984926, 18367584, 23570688, 24490112, 26977389, 27551376, 31728384, 35356032, 35969852, 36735168, 48980224, 53954778, 55102752, 70712064, 71939704, 73470336, 80932167, 107909556, 110205504, 143879408, 146940672, 161864334, 215819112, 220411008, 287758816, 323728668, 431638224, 440822016, 575517632, 647457336, 863276448, 1151035264, 1294914672, 1726552896, 2302070528, 2589829344, 3453105792, 5179658688, 6906211584, 10359317376, 20718634752]

約数ペア:

[(1, 20718634752), (2, 10359317376), (3, 6906211584), (4, 5179658688), (6, 3453105792), (8, 2589829344), (9, 2302070528), (12, 1726552896), (16, 1294914672), (18, 1151035264), (24, 863276448), (32, 647457336), (36, 575517632), (47, 440822016), (48, 431638224), (64, 323728668), (72, 287758816), (94, 220411008), (96, 215819112), (128, 161864334), (141, 146940672), (144, 143879408), (188, 110205504), (192, 107909556), (256, 80932167), (282, 73470336), (288, 71939704), (293, 70712064), (376, 55102752), (384, 53954778), (423, 48980224), (564, 36735168), (576, 35969852), (586, 35356032), (653, 31728384), (752, 27551376), (768, 26977389), (846, 24490112), (879, 23570688), (1128, 18367584), (1152, 17984926), (1172, 17678016), (1306, 15864192), (1504, 13775688), (1692, 12245056), (1758, 11785344), (1959, 10576128), (2256, 9183792), (2304, 8992463), (2344, 8839008), (2612, 7932096), (2637, 7856896), (3008, 6887844), (3384, 6122528), (3516, 5892672), (3918, 5288064), (4512, 4591896), (4688, 4419504), (5224, 3966048), (5274, 3928448), (5877, 3525376), (6016, 3443922), (6768, 3061264), (7032, 2946336), (7836, 2644032), (9024, 2295948), (9376, 2209752), (10448, 1983024), (10548, 1964224), (11754, 1762688), (12032, 1721961), (13536, 1530632), (13771, 1504512), (14064, 1473168), (15672, 1322016), (18048, 1147974), (18752, 1104876), (20896, 991512), (21096, 982112), (23508, 881344), (27072, 765316), (27542, 752256), (28128, 736584), (30691, 675072), (31344, 661008), (36096, 573987), (37504, 552438), (41313, 501504), (41792, 495756), (42192, 491056), (47016, 440672), (54144, 382658), (55084, 376128), (56256, 368292), (61382, 337536), (62688, 330504), (75008, 276219), (82626, 250752), (83584, 247878), (84384, 245528), (92073, 225024), (94032, 220336), (108288, 191329), (110168, 188064), (112512, 184146), (122764, 168768), (123939, 167168), (125376, 165252)]