18139216

素因数分解:

$2^4\times {\mathrm{31}}^1\times {\mathrm{36571}}^1$

素因数の和:36610

約数の個数: 20

約数和(自身を含む): 36279424

約数和(自身を除く): 18140208

約数列:

[1, 2, 4, 8, 16, 31, 62, 124, 248, 496, 36571, 73142, 146284, 292568, 585136, 1133701, 2267402, 4534804, 9069608, 18139216]

約数ペア:

[(1, 18139216), (2, 9069608), (4, 4534804), (8, 2267402), (16, 1133701), (31, 585136), (62, 292568), (124, 146284), (248, 73142), (496, 36571)]