20852897

素因数分解:

${\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{157}}^1\times {\mathrm{601}}^1$

素因数の和:788

約数の個数: 16

約数和(自身を含む): 23969232

約数和(自身を除く): 3116335

約数列:

[1, 13, 17, 157, 221, 601, 2041, 2669, 7813, 10217, 34697, 94357, 132821, 1226641, 1604069, 20852897]

約数ペア:

[(1, 20852897), (13, 1604069), (17, 1226641), (157, 132821), (221, 94357), (601, 34697), (2041, 10217), (2669, 7813)]