19953654784

素因数分解:

$2^{10}\times 7^1\times {\mathrm{23}}^1\times {\mathrm{127}}^1\times {\mathrm{953}}^1$

素因数の和:1130

約数の個数: 176

約数和(自身を含む): 47992946688

約数和(自身を除く): 28039291904

約数列:

[1, 2, 4, 7, 8, 14, 16, 23, 28, 32, 46, 56, 64, 92, 112, 127, 128, 161, 184, 224, 254, 256, 322, 368, 448, 508, 512, 644, 736, 889, 896, 953, 1016, 1024, 1288, 1472, 1778, 1792, 1906, 2032, 2576, 2921, 2944, 3556, 3584, 3812, 4064, 5152, 5842, 5888, 6671, 7112, 7168, 7624, 8128, 10304, 11684, 11776, 13342, 14224, 15248, 16256, 20447, 20608, 21919, 23368, 23552, 26684, 28448, 30496, 32512, 40894, 41216, 43838, 46736, 53368, 56896, 60992, 65024, 81788, 82432, 87676, 93472, 106736, 113792, 121031, 121984, 130048, 153433, 163576, 164864, 175352, 186944, 213472, 227584, 242062, 243968, 306866, 327152, 350704, 373888, 426944, 455168, 484124, 487936, 613732, 654304, 701408, 747776, 847217, 853888, 910336, 968248, 975872, 1227464, 1308608, 1402816, 1495552, 1694434, 1707776, 1936496, 2454928, 2617216, 2783713, 2805632, 2991104, 3388868, 3415552, 3872992, 4909856, 5234432, 5567426, 5611264, 6777736, 6831104, 7745984, 9819712, 10468864, 11134852, 11222528, 13555472, 15491968, 19485991, 19639424, 20937728, 22269704, 22445056, 27110944, 30983936, 38971982, 39278848, 44539408, 54221888, 61967872, 77943964, 78557696, 89078816, 108443776, 123935744, 155887928, 157115392, 178157632, 216887552, 311775856, 356315264, 433775104, 623551712, 712630528, 867550208, 1247103424, 1425261056, 2494206848, 2850522112, 4988413696, 9976827392, 19953654784]

約数ペア:

[(1, 19953654784), (2, 9976827392), (4, 4988413696), (7, 2850522112), (8, 2494206848), (14, 1425261056), (16, 1247103424), (23, 867550208), (28, 712630528), (32, 623551712), (46, 433775104), (56, 356315264), (64, 311775856), (92, 216887552), (112, 178157632), (127, 157115392), (128, 155887928), (161, 123935744), (184, 108443776), (224, 89078816), (254, 78557696), (256, 77943964), (322, 61967872), (368, 54221888), (448, 44539408), (508, 39278848), (512, 38971982), (644, 30983936), (736, 27110944), (889, 22445056), (896, 22269704), (953, 20937728), (1016, 19639424), (1024, 19485991), (1288, 15491968), (1472, 13555472), (1778, 11222528), (1792, 11134852), (1906, 10468864), (2032, 9819712), (2576, 7745984), (2921, 6831104), (2944, 6777736), (3556, 5611264), (3584, 5567426), (3812, 5234432), (4064, 4909856), (5152, 3872992), (5842, 3415552), (5888, 3388868), (6671, 2991104), (7112, 2805632), (7168, 2783713), (7624, 2617216), (8128, 2454928), (10304, 1936496), (11684, 1707776), (11776, 1694434), (13342, 1495552), (14224, 1402816), (15248, 1308608), (16256, 1227464), (20447, 975872), (20608, 968248), (21919, 910336), (23368, 853888), (23552, 847217), (26684, 747776), (28448, 701408), (30496, 654304), (32512, 613732), (40894, 487936), (41216, 484124), (43838, 455168), (46736, 426944), (53368, 373888), (56896, 350704), (60992, 327152), (65024, 306866), (81788, 243968), (82432, 242062), (87676, 227584), (93472, 213472), (106736, 186944), (113792, 175352), (121031, 164864), (121984, 163576), (130048, 153433)]