20304319

素因数分解:

$7^1\times {\mathrm{59}}^1\times {\mathrm{211}}^1\times {\mathrm{233}}^1$

素因数の和:510

約数の個数: 16

約数和(自身を含む): 23811840

約数和(自身を除く): 3507521

約数列:

[1, 7, 59, 211, 233, 413, 1477, 1631, 12449, 13747, 49163, 87143, 96229, 344141, 2900617, 20304319]

約数ペア:

[(1, 20304319), (7, 2900617), (59, 344141), (211, 96229), (233, 87143), (413, 49163), (1477, 13747), (1631, 12449)]