20174706976

素因数分解:

$2^5\times {\mathrm{43}}^1\times {\mathrm{1031}}^1\times {\mathrm{14221}}^1$

素因数の和:15305

約数の個数: 48

約数和(自身を含む): 40684932288

約数和(自身を除く): 20510225312

約数列:

[1, 2, 4, 8, 16, 32, 43, 86, 172, 344, 688, 1031, 1376, 2062, 4124, 8248, 14221, 16496, 28442, 32992, 44333, 56884, 88666, 113768, 177332, 227536, 354664, 455072, 611503, 709328, 1223006, 1418656, 2446012, 4892024, 9784048, 14661851, 19568096, 29323702, 58647404, 117294808, 234589616, 469179232, 630459593, 1260919186, 2521838372, 5043676744, 10087353488, 20174706976]

約数ペア:

[(1, 20174706976), (2, 10087353488), (4, 5043676744), (8, 2521838372), (16, 1260919186), (32, 630459593), (43, 469179232), (86, 234589616), (172, 117294808), (344, 58647404), (688, 29323702), (1031, 19568096), (1376, 14661851), (2062, 9784048), (4124, 4892024), (8248, 2446012), (14221, 1418656), (16496, 1223006), (28442, 709328), (32992, 611503), (44333, 455072), (56884, 354664), (88666, 227536), (113768, 177332)]