20657923654

素因数分解:

$2^1\times {\mathrm{31}}^1\times {\mathrm{523}}^1\times {\mathrm{637079}}^1$

素因数の和:637635

約数の個数: 16

約数和(自身を含む): 32047672320

約数和(自身を除く): 11389748666

約数列:

[1, 2, 31, 62, 523, 1046, 16213, 32426, 637079, 1274158, 19749449, 39498898, 333192317, 666384634, 10328961827, 20657923654]

約数ペア:

[(1, 20657923654), (2, 10328961827), (31, 666384634), (62, 333192317), (523, 39498898), (1046, 19749449), (16213, 1274158), (32426, 637079)]