220492708

素因数分解:

$2^2\times {\mathrm{31}}^1\times {\mathrm{163}}^1\times {\mathrm{10909}}^1$

素因数の和:11107

約数の個数: 24

約数和(自身を含む): 400789760

約数和(自身を除く): 180297052

約数列:

[1, 2, 4, 31, 62, 124, 163, 326, 652, 5053, 10106, 10909, 20212, 21818, 43636, 338179, 676358, 1352716, 1778167, 3556334, 7112668, 55123177, 110246354, 220492708]

約数ペア:

[(1, 220492708), (2, 110246354), (4, 55123177), (31, 7112668), (62, 3556334), (124, 1778167), (163, 1352716), (326, 676358), (652, 338179), (5053, 43636), (10106, 21818), (10909, 20212)]