20173934

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{17}}^2\times {\mathrm{19}}^1\times {\mathrm{167}}^1$

素因数の和:233

約数の個数: 48

約数和(自身を含む): 37134720

約数和(自身を除く): 16960786

約数列:

[1, 2, 11, 17, 19, 22, 34, 38, 167, 187, 209, 289, 323, 334, 374, 418, 578, 646, 1837, 2839, 3173, 3179, 3553, 3674, 5491, 5678, 6346, 6358, 7106, 10982, 31229, 34903, 48263, 53941, 60401, 62458, 69806, 96526, 107882, 120802, 530893, 593351, 916997, 1061786, 1186702, 1833994, 10086967, 20173934]

約数ペア:

[(1, 20173934), (2, 10086967), (11, 1833994), (17, 1186702), (19, 1061786), (22, 916997), (34, 593351), (38, 530893), (167, 120802), (187, 107882), (209, 96526), (289, 69806), (323, 62458), (334, 60401), (374, 53941), (418, 48263), (578, 34903), (646, 31229), (1837, 10982), (2839, 7106), (3173, 6358), (3179, 6346), (3553, 5678), (3674, 5491)]