20179926910

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{381401}}^1$

素因数の和:381469

約数の個数: 64

約数和(自身を含む): 43827666624

約数和(自身を除く): 23647739714

約数列:

[1, 2, 5, 10, 11, 13, 22, 26, 37, 55, 65, 74, 110, 130, 143, 185, 286, 370, 407, 481, 715, 814, 962, 1430, 2035, 2405, 4070, 4810, 5291, 10582, 26455, 52910, 381401, 762802, 1907005, 3814010, 4195411, 4958213, 8390822, 9916426, 14111837, 20977055, 24791065, 28223674, 41954110, 49582130, 54540343, 70559185, 109080686, 141118370, 155230207, 183453881, 272701715, 310460414, 366907762, 545403430, 776151035, 917269405, 1552302070, 1834538810, 2017992691, 4035985382, 10089963455, 20179926910]

約数ペア:

[(1, 20179926910), (2, 10089963455), (5, 4035985382), (10, 2017992691), (11, 1834538810), (13, 1552302070), (22, 917269405), (26, 776151035), (37, 545403430), (55, 366907762), (65, 310460414), (74, 272701715), (110, 183453881), (130, 155230207), (143, 141118370), (185, 109080686), (286, 70559185), (370, 54540343), (407, 49582130), (481, 41954110), (715, 28223674), (814, 24791065), (962, 20977055), (1430, 14111837), (2035, 9916426), (2405, 8390822), (4070, 4958213), (4810, 4195411), (5291, 3814010), (10582, 1907005), (26455, 762802), (52910, 381401)]