20669664

素因数分解:

$2^5\times 3^1\times {\mathrm{215309}}^1$

素因数の和:215322

約数の個数: 24

約数和(自身を含む): 54258120

約数和(自身を除く): 33588456

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 32, 48, 96, 215309, 430618, 645927, 861236, 1291854, 1722472, 2583708, 3444944, 5167416, 6889888, 10334832, 20669664]

約数ペア:

[(1, 20669664), (2, 10334832), (3, 6889888), (4, 5167416), (6, 3444944), (8, 2583708), (12, 1722472), (16, 1291854), (24, 861236), (32, 645927), (48, 430618), (96, 215309)]