31191784

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{107}}^1\times {\mathrm{2803}}^1$

素因数の和:2929

約数の個数: 32

約数和(自身を含む): 63594720

約数和(自身を除く): 32402936

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 107, 214, 428, 856, 1391, 2782, 2803, 5564, 5606, 11128, 11212, 22424, 36439, 72878, 145756, 291512, 299921, 599842, 1199684, 2399368, 3898973, 7797946, 15595892, 31191784]

約数ペア:

[(1, 31191784), (2, 15595892), (4, 7797946), (8, 3898973), (13, 2399368), (26, 1199684), (52, 599842), (104, 299921), (107, 291512), (214, 145756), (428, 72878), (856, 36439), (1391, 22424), (2782, 11212), (2803, 11128), (5564, 5606)]