19883524

素因数分解:

$2^2\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{3911}}^1$

素因数の和:3987

約数の個数: 24

約数和(自身を含む): 36804096

約数和(自身を除く): 16920572

約数列:

[1, 2, 4, 31, 41, 62, 82, 124, 164, 1271, 2542, 3911, 5084, 7822, 15644, 121241, 160351, 242482, 320702, 484964, 641404, 4970881, 9941762, 19883524]

約数ペア:

[(1, 19883524), (2, 9941762), (4, 4970881), (31, 641404), (41, 484964), (62, 320702), (82, 242482), (124, 160351), (164, 121241), (1271, 15644), (2542, 7822), (3911, 5084)]