18796556

素因数分解:

$2^2\times {\mathrm{53}}^1\times {\mathrm{88663}}^1$

素因数の和:88720

約数の個数: 12

約数和(自身を含む): 33514992

約数和(自身を除く): 14718436

約数列:

[1, 2, 4, 53, 106, 212, 88663, 177326, 354652, 4699139, 9398278, 18796556]

約数ペア:

[(1, 18796556), (2, 9398278), (4, 4699139), (53, 354652), (106, 177326), (212, 88663)]