20914474

素因数分解:

$2^1\times 7^2\times {\mathrm{101}}^1\times {\mathrm{2113}}^1$

素因数の和:2230

約数の個数: 24

約数和(自身を含む): 36872388

約数和(自身を除く): 15957914

約数列:

[1, 2, 7, 14, 49, 98, 101, 202, 707, 1414, 2113, 4226, 4949, 9898, 14791, 29582, 103537, 207074, 213413, 426826, 1493891, 2987782, 10457237, 20914474]

約数ペア:

[(1, 20914474), (2, 10457237), (7, 2987782), (14, 1493891), (49, 426826), (98, 213413), (101, 207074), (202, 103537), (707, 29582), (1414, 14791), (2113, 9898), (4226, 4949)]