51639472

素因数分解:

$2^4\times {\mathrm{17}}^1\times {\mathrm{189851}}^1$

素因数の和:189876

約数の個数: 20

約数和(自身を含む): 105937416

約数和(自身を除く): 54297944

約数列:

[1, 2, 4, 8, 16, 17, 34, 68, 136, 272, 189851, 379702, 759404, 1518808, 3037616, 3227467, 6454934, 12909868, 25819736, 51639472]

約数ペア:

[(1, 51639472), (2, 25819736), (4, 12909868), (8, 6454934), (16, 3227467), (17, 3037616), (34, 1518808), (68, 759404), (136, 379702), (272, 189851)]