20495572

素因数分解:

$2^2\times {\mathrm{41}}^1\times {\mathrm{47}}^1\times {\mathrm{2659}}^1$

素因数の和:2751

約数の個数: 24

約数和(自身を含む): 37537920

約数和(自身を除く): 17042348

約数列:

[1, 2, 4, 41, 47, 82, 94, 164, 188, 1927, 2659, 3854, 5318, 7708, 10636, 109019, 124973, 218038, 249946, 436076, 499892, 5123893, 10247786, 20495572]

約数ペア:

[(1, 20495572), (2, 10247786), (4, 5123893), (41, 499892), (47, 436076), (82, 249946), (94, 218038), (164, 124973), (188, 109019), (1927, 10636), (2659, 7708), (3854, 5318)]