20552408

素因数分解:

$2^3\times {\mathrm{521}}^1\times {\mathrm{4931}}^1$

素因数の和:5458

約数の個数: 16

約数和(自身を含む): 38617560

約数和(自身を除く): 18065152

約数列:

[1, 2, 4, 8, 521, 1042, 2084, 4168, 4931, 9862, 19724, 39448, 2569051, 5138102, 10276204, 20552408]

約数ペア:

[(1, 20552408), (2, 10276204), (4, 5138102), (8, 2569051), (521, 39448), (1042, 19724), (2084, 9862), (4168, 4931)]