18212058

素因数分解:

$2^1\times 3^2\times {\mathrm{29}}^1\times {\mathrm{139}}^1\times {\mathrm{251}}^1$

素因数の和:427

約数の個数: 48

約数和(自身を含む): 41277600

約数和(自身を除く): 23065542

約数列:

[1, 2, 3, 6, 9, 18, 29, 58, 87, 139, 174, 251, 261, 278, 417, 502, 522, 753, 834, 1251, 1506, 2259, 2502, 4031, 4518, 7279, 8062, 12093, 14558, 21837, 24186, 34889, 36279, 43674, 65511, 69778, 72558, 104667, 131022, 209334, 314001, 628002, 1011781, 2023562, 3035343, 6070686, 9106029, 18212058]

約数ペア:

[(1, 18212058), (2, 9106029), (3, 6070686), (6, 3035343), (9, 2023562), (18, 1011781), (29, 628002), (58, 314001), (87, 209334), (139, 131022), (174, 104667), (251, 72558), (261, 69778), (278, 65511), (417, 43674), (502, 36279), (522, 34889), (753, 24186), (834, 21837), (1251, 14558), (1506, 12093), (2259, 8062), (2502, 7279), (4031, 4518)]