20121851024

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{1459}}^1\times {\mathrm{3407}}^1$

素因数の和:4908

約数の個数: 80

約数和(自身を含む): 44422871040

約数和(自身を除く): 24301020016

約数列:

[1, 2, 4, 8, 11, 16, 22, 23, 44, 46, 88, 92, 176, 184, 253, 368, 506, 1012, 1459, 2024, 2918, 3407, 4048, 5836, 6814, 11672, 13628, 16049, 23344, 27256, 32098, 33557, 37477, 54512, 64196, 67114, 74954, 78361, 128392, 134228, 149908, 156722, 256784, 268456, 299816, 313444, 369127, 536912, 599632, 626888, 738254, 861971, 1253776, 1476508, 1723942, 2953016, 3447884, 4970813, 5906032, 6895768, 9941626, 13791536, 19883252, 39766504, 54678943, 79533008, 109357886, 114328699, 218715772, 228657398, 437431544, 457314796, 874863088, 914629592, 1257615689, 1829259184, 2515231378, 5030462756, 10060925512, 20121851024]

約数ペア:

[(1, 20121851024), (2, 10060925512), (4, 5030462756), (8, 2515231378), (11, 1829259184), (16, 1257615689), (22, 914629592), (23, 874863088), (44, 457314796), (46, 437431544), (88, 228657398), (92, 218715772), (176, 114328699), (184, 109357886), (253, 79533008), (368, 54678943), (506, 39766504), (1012, 19883252), (1459, 13791536), (2024, 9941626), (2918, 6895768), (3407, 5906032), (4048, 4970813), (5836, 3447884), (6814, 2953016), (11672, 1723942), (13628, 1476508), (16049, 1253776), (23344, 861971), (27256, 738254), (32098, 626888), (33557, 599632), (37477, 536912), (54512, 369127), (64196, 313444), (67114, 299816), (74954, 268456), (78361, 256784), (128392, 156722), (134228, 149908)]