20880592

素因数分解:

$2^4\times {\mathrm{113}}^1\times {\mathrm{11549}}^1$

素因数の和:11670

約数の個数: 20

約数和(自身を含む): 40817700

約数和(自身を除く): 19937108

約数列:

[1, 2, 4, 8, 16, 113, 226, 452, 904, 1808, 11549, 23098, 46196, 92392, 184784, 1305037, 2610074, 5220148, 10440296, 20880592]

約数ペア:

[(1, 20880592), (2, 10440296), (4, 5220148), (8, 2610074), (16, 1305037), (113, 184784), (226, 92392), (452, 46196), (904, 23098), (1808, 11549)]