20170785008

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{59}}^1\times {\mathrm{1942487}}^1$

素因数の和:1942565

約数の個数: 40

約数和(自身を含む): 43356332160

約数和(自身を除く): 23185547152

約数列:

[1, 2, 4, 8, 11, 16, 22, 44, 59, 88, 118, 176, 236, 472, 649, 944, 1298, 2596, 5192, 10384, 1942487, 3884974, 7769948, 15539896, 21367357, 31079792, 42734714, 85469428, 114606733, 170938856, 229213466, 341877712, 458426932, 916853864, 1260674063, 1833707728, 2521348126, 5042696252, 10085392504, 20170785008]

約数ペア:

[(1, 20170785008), (2, 10085392504), (4, 5042696252), (8, 2521348126), (11, 1833707728), (16, 1260674063), (22, 916853864), (44, 458426932), (59, 341877712), (88, 229213466), (118, 170938856), (176, 114606733), (236, 85469428), (472, 42734714), (649, 31079792), (944, 21367357), (1298, 15539896), (2596, 7769948), (5192, 3884974), (10384, 1942487)]