20512085657

素因数分解:

$7^3\times {\mathrm{101}}^1\times {\mathrm{592099}}^1$

素因数の和:592221

約数の個数: 16

約数和(自身を含む): 24157680000

約数和(自身を除く): 3645594343

約数列:

[1, 7, 49, 101, 343, 707, 4949, 34643, 592099, 4144693, 29012851, 59801999, 203089957, 418613993, 2930297951, 20512085657]

約数ペア:

[(1, 20512085657), (7, 2930297951), (49, 418613993), (101, 203089957), (343, 59801999), (707, 29012851), (4949, 4144693), (34643, 592099)]