31056688

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{8783}}^1$

素因数の和:8821

約数の個数: 40

約数和(自身を含む): 68620608

約数和(自身を除く): 37563920

約数列:

[1, 2, 4, 8, 13, 16, 17, 26, 34, 52, 68, 104, 136, 208, 221, 272, 442, 884, 1768, 3536, 8783, 17566, 35132, 70264, 114179, 140528, 149311, 228358, 298622, 456716, 597244, 913432, 1194488, 1826864, 1941043, 2388976, 3882086, 7764172, 15528344, 31056688]

約数ペア:

[(1, 31056688), (2, 15528344), (4, 7764172), (8, 3882086), (13, 2388976), (16, 1941043), (17, 1826864), (26, 1194488), (34, 913432), (52, 597244), (68, 456716), (104, 298622), (136, 228358), (208, 149311), (221, 140528), (272, 114179), (442, 70264), (884, 35132), (1768, 17566), (3536, 8783)]