20746770176

素因数分解:

$2^8\times {\mathrm{11}}^1\times {\mathrm{79}}^1\times {\mathrm{179}}^1\times {\mathrm{521}}^1$

素因数の和:806

約数の個数: 144

約数和(自身を含む): 46093017600

約数和(自身を除く): 25346247424

約数列:

[1, 2, 4, 8, 11, 16, 22, 32, 44, 64, 79, 88, 128, 158, 176, 179, 256, 316, 352, 358, 521, 632, 704, 716, 869, 1042, 1264, 1408, 1432, 1738, 1969, 2084, 2528, 2816, 2864, 3476, 3938, 4168, 5056, 5728, 5731, 6952, 7876, 8336, 10112, 11456, 11462, 13904, 14141, 15752, 16672, 20224, 22912, 22924, 27808, 28282, 31504, 33344, 41159, 45824, 45848, 55616, 56564, 63008, 66688, 82318, 91696, 93259, 111232, 113128, 126016, 133376, 155551, 164636, 183392, 186518, 222464, 226256, 252032, 311102, 329272, 366784, 373036, 452512, 452749, 504064, 622204, 658544, 733568, 746072, 905024, 905498, 1025849, 1244408, 1317088, 1467136, 1492144, 1810048, 1810996, 2051698, 2488816, 2634176, 2984288, 3620096, 3621992, 4103396, 4977632, 5268352, 5968576, 7243984, 7367461, 8206792, 9955264, 10536704, 11937152, 14487968, 14734922, 16413584, 19910528, 23874304, 28975936, 29469844, 32827168, 39821056, 57951872, 58939688, 65654336, 81042071, 115903744, 117879376, 131308672, 162084142, 235758752, 262617344, 324168284, 471517504, 648336568, 943035008, 1296673136, 1886070016, 2593346272, 5186692544, 10373385088, 20746770176]

約数ペア:

[(1, 20746770176), (2, 10373385088), (4, 5186692544), (8, 2593346272), (11, 1886070016), (16, 1296673136), (22, 943035008), (32, 648336568), (44, 471517504), (64, 324168284), (79, 262617344), (88, 235758752), (128, 162084142), (158, 131308672), (176, 117879376), (179, 115903744), (256, 81042071), (316, 65654336), (352, 58939688), (358, 57951872), (521, 39821056), (632, 32827168), (704, 29469844), (716, 28975936), (869, 23874304), (1042, 19910528), (1264, 16413584), (1408, 14734922), (1432, 14487968), (1738, 11937152), (1969, 10536704), (2084, 9955264), (2528, 8206792), (2816, 7367461), (2864, 7243984), (3476, 5968576), (3938, 5268352), (4168, 4977632), (5056, 4103396), (5728, 3621992), (5731, 3620096), (6952, 2984288), (7876, 2634176), (8336, 2488816), (10112, 2051698), (11456, 1810996), (11462, 1810048), (13904, 1492144), (14141, 1467136), (15752, 1317088), (16672, 1244408), (20224, 1025849), (22912, 905498), (22924, 905024), (27808, 746072), (28282, 733568), (31504, 658544), (33344, 622204), (41159, 504064), (45824, 452749), (45848, 452512), (55616, 373036), (56564, 366784), (63008, 329272), (66688, 311102), (82318, 252032), (91696, 226256), (93259, 222464), (111232, 186518), (113128, 183392), (126016, 164636), (133376, 155551)]