31688816

素因数分解:

$2^4\times {\mathrm{17}}^1\times {\mathrm{113}}^1\times {\mathrm{1031}}^1$

素因数の和:1169

約数の個数: 40

約数和(自身を含む): 65647584

約数和(自身を除く): 33958768

約数列:

[1, 2, 4, 8, 16, 17, 34, 68, 113, 136, 226, 272, 452, 904, 1031, 1808, 1921, 2062, 3842, 4124, 7684, 8248, 15368, 16496, 17527, 30736, 35054, 70108, 116503, 140216, 233006, 280432, 466012, 932024, 1864048, 1980551, 3961102, 7922204, 15844408, 31688816]

約数ペア:

[(1, 31688816), (2, 15844408), (4, 7922204), (8, 3961102), (16, 1980551), (17, 1864048), (34, 932024), (68, 466012), (113, 280432), (136, 233006), (226, 140216), (272, 116503), (452, 70108), (904, 35054), (1031, 30736), (1808, 17527), (1921, 16496), (2062, 15368), (3842, 8248), (4124, 7684)]