18145798

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{43411}}^1$

素因数の和:43443

約数の個数: 16

約数和(自身を含む): 31256640

約数和(自身を除く): 13110842

約数列:

[1, 2, 11, 19, 22, 38, 209, 418, 43411, 86822, 477521, 824809, 955042, 1649618, 9072899, 18145798]

約数ペア:

[(1, 18145798), (2, 9072899), (11, 1649618), (19, 955042), (22, 824809), (38, 477521), (209, 86822), (418, 43411)]