31091914

素因数分解:

$2^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{193}}^1\times {\mathrm{311}}^1$

素因数の和:550

約数の個数: 32

約数和(自身を含む): 55201536

約数和(自身を除く): 24109622

約数列:

[1, 2, 7, 14, 37, 74, 193, 259, 311, 386, 518, 622, 1351, 2177, 2702, 4354, 7141, 11507, 14282, 23014, 49987, 60023, 80549, 99974, 120046, 161098, 420161, 840322, 2220851, 4441702, 15545957, 31091914]

約数ペア:

[(1, 31091914), (2, 15545957), (7, 4441702), (14, 2220851), (37, 840322), (74, 420161), (193, 161098), (259, 120046), (311, 99974), (386, 80549), (518, 60023), (622, 49987), (1351, 23014), (2177, 14282), (2702, 11507), (4354, 7141)]