31001776

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{113}}^1\times {\mathrm{1319}}^1$

素因数の和:1453

約数の個数: 40

約数和(自身を含む): 65308320

約数和(自身を除く): 34306544

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 113, 208, 226, 452, 904, 1319, 1469, 1808, 2638, 2938, 5276, 5876, 10552, 11752, 17147, 21104, 23504, 34294, 68588, 137176, 149047, 274352, 298094, 596188, 1192376, 1937611, 2384752, 3875222, 7750444, 15500888, 31001776]

約数ペア:

[(1, 31001776), (2, 15500888), (4, 7750444), (8, 3875222), (13, 2384752), (16, 1937611), (26, 1192376), (52, 596188), (104, 298094), (113, 274352), (208, 149047), (226, 137176), (452, 68588), (904, 34294), (1319, 23504), (1469, 21104), (1808, 17147), (2638, 11752), (2938, 10552), (5276, 5876)]