20465428

素因数分解:

$2^2\times {\mathrm{101}}^1\times {\mathrm{179}}^1\times {\mathrm{283}}^1$

素因数の和:567

約数の個数: 24

約数和(自身を含む): 36499680

約数和(自身を除く): 16034252

約数列:

[1, 2, 4, 101, 179, 202, 283, 358, 404, 566, 716, 1132, 18079, 28583, 36158, 50657, 57166, 72316, 101314, 114332, 202628, 5116357, 10232714, 20465428]

約数ペア:

[(1, 20465428), (2, 10232714), (4, 5116357), (101, 202628), (179, 114332), (202, 101314), (283, 72316), (358, 57166), (404, 50657), (566, 36158), (716, 28583), (1132, 18079)]