219645508

素因数分解:

$2^2\times {\mathrm{17}}^1\times {\mathrm{101}}^1\times {\mathrm{31981}}^1$

素因数の和:32103

約数の個数: 24

約数和(自身を含む): 411032664

約数和(自身を除く): 191387156

約数列:

[1, 2, 4, 17, 34, 68, 101, 202, 404, 1717, 3434, 6868, 31981, 63962, 127924, 543677, 1087354, 2174708, 3230081, 6460162, 12920324, 54911377, 109822754, 219645508]

約数ペア:

[(1, 219645508), (2, 109822754), (4, 54911377), (17, 12920324), (34, 6460162), (68, 3230081), (101, 2174708), (202, 1087354), (404, 543677), (1717, 127924), (3434, 63962), (6868, 31981)]