18580558

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{71}}^1\times {\mathrm{179}}^1$

素因数の和:312

約数の個数: 32

約数和(自身を含む): 30792960

約数和(自身を除く): 12212402

約数列:

[1, 2, 17, 34, 43, 71, 86, 142, 179, 358, 731, 1207, 1462, 2414, 3043, 3053, 6086, 6106, 7697, 12709, 15394, 25418, 51901, 103802, 130849, 216053, 261698, 432106, 546487, 1092974, 9290279, 18580558]

約数ペア:

[(1, 18580558), (2, 9290279), (17, 1092974), (34, 546487), (43, 432106), (71, 261698), (86, 216053), (142, 130849), (179, 103802), (358, 51901), (731, 25418), (1207, 15394), (1462, 12709), (2414, 7697), (3043, 6106), (3053, 6086)]