20109889736

素因数分解:

$2^3\times {\mathrm{23}}^1\times {\mathrm{67}}^1\times {\mathrm{523}}^1\times {\mathrm{3119}}^1$

素因数の和:3738

約数の個数: 64

約数和(自身を含む): 40021862400

約数和(自身を除く): 19911972664

約数列:

[1, 2, 4, 8, 23, 46, 67, 92, 134, 184, 268, 523, 536, 1046, 1541, 2092, 3082, 3119, 4184, 6164, 6238, 12029, 12328, 12476, 24058, 24952, 35041, 48116, 70082, 71737, 96232, 140164, 143474, 208973, 280328, 286948, 417946, 573896, 805943, 835892, 1611886, 1631237, 1671784, 3223772, 3262474, 4806379, 6447544, 6524948, 9612758, 13049896, 19225516, 37518451, 38451032, 75036902, 109292879, 150073804, 218585758, 300147608, 437171516, 874343032, 2513736217, 5027472434, 10054944868, 20109889736]

約数ペア:

[(1, 20109889736), (2, 10054944868), (4, 5027472434), (8, 2513736217), (23, 874343032), (46, 437171516), (67, 300147608), (92, 218585758), (134, 150073804), (184, 109292879), (268, 75036902), (523, 38451032), (536, 37518451), (1046, 19225516), (1541, 13049896), (2092, 9612758), (3082, 6524948), (3119, 6447544), (4184, 4806379), (6164, 3262474), (6238, 3223772), (12029, 1671784), (12328, 1631237), (12476, 1611886), (24058, 835892), (24952, 805943), (35041, 573896), (48116, 417946), (70082, 286948), (71737, 280328), (96232, 208973), (140164, 143474)]