20530573

素因数分解:

$7^1\times {\mathrm{71}}^1\times {\mathrm{101}}^1\times {\mathrm{409}}^1$

素因数の和:588

約数の個数: 16

約数和(自身を含む): 24088320

約数和(自身を除く): 3557747

約数列:

[1, 7, 71, 101, 409, 497, 707, 2863, 7171, 29039, 41309, 50197, 203273, 289163, 2932939, 20530573]

約数ペア:

[(1, 20530573), (7, 2932939), (71, 289163), (101, 203273), (409, 50197), (497, 41309), (707, 29039), (2863, 7171)]