20223873

素因数分解:

$3^2\times {\mathrm{31}}^1\times {\mathrm{173}}^1\times {\mathrm{419}}^1$

素因数の和:629

約数の個数: 24

約数和(自身を含む): 30401280

約数和(自身を除く): 10177407

約数列:

[1, 3, 9, 31, 93, 173, 279, 419, 519, 1257, 1557, 3771, 5363, 12989, 16089, 38967, 48267, 72487, 116901, 217461, 652383, 2247097, 6741291, 20223873]

約数ペア:

[(1, 20223873), (3, 6741291), (9, 2247097), (31, 652383), (93, 217461), (173, 116901), (279, 72487), (419, 48267), (519, 38967), (1257, 16089), (1557, 12989), (3771, 5363)]