17899524

素因数分解:

$2^2\times 3^2\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{373}}^1$

素因数の和:457

約数の個数: 72

約数和(自身を含む): 47919872

約数和(自身を除く): 30020348

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 31, 36, 43, 62, 86, 93, 124, 129, 172, 186, 258, 279, 372, 373, 387, 516, 558, 746, 774, 1116, 1119, 1333, 1492, 1548, 2238, 2666, 3357, 3999, 4476, 5332, 6714, 7998, 11563, 11997, 13428, 15996, 16039, 23126, 23994, 32078, 34689, 46252, 47988, 48117, 64156, 69378, 96234, 104067, 138756, 144351, 192468, 208134, 288702, 416268, 497209, 577404, 994418, 1491627, 1988836, 2983254, 4474881, 5966508, 8949762, 17899524]

約数ペア:

[(1, 17899524), (2, 8949762), (3, 5966508), (4, 4474881), (6, 2983254), (9, 1988836), (12, 1491627), (18, 994418), (31, 577404), (36, 497209), (43, 416268), (62, 288702), (86, 208134), (93, 192468), (124, 144351), (129, 138756), (172, 104067), (186, 96234), (258, 69378), (279, 64156), (372, 48117), (373, 47988), (387, 46252), (516, 34689), (558, 32078), (746, 23994), (774, 23126), (1116, 16039), (1119, 15996), (1333, 13428), (1492, 11997), (1548, 11563), (2238, 7998), (2666, 6714), (3357, 5332), (3999, 4476)]