20526317

素因数分解:

$7^1\times {\mathrm{53}}^1\times {\mathrm{61}}^1\times {\mathrm{907}}^1$

素因数の和:1028

約数の個数: 16

約数和(自身を含む): 24319872

約数和(自身を除く): 3793555

約数列:

[1, 7, 53, 61, 371, 427, 907, 3233, 6349, 22631, 48071, 55327, 336497, 387289, 2932331, 20526317]

約数ペア:

[(1, 20526317), (7, 2932331), (53, 387289), (61, 336497), (371, 55327), (427, 48071), (907, 22631), (3233, 6349)]