89449426

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{197}}^1\times {\mathrm{20639}}^1$

素因数の和:20849

約数の個数: 16

約数和(自身を含む): 147121920

約数和(自身を除く): 57672494

約数列:

[1, 2, 11, 22, 197, 394, 2167, 4334, 20639, 41278, 227029, 454058, 4065883, 8131766, 44724713, 89449426]

約数ペア:

[(1, 89449426), (2, 44724713), (11, 8131766), (22, 4065883), (197, 454058), (394, 227029), (2167, 41278), (4334, 20639)]