20010522

素因数分解:

$2^1\times 3^1\times 7^2\times {\mathrm{29}}^1\times {\mathrm{2347}}^1$

素因数の和:2395

約数の個数: 48

約数和(自身を含む): 48180960

約数和(自身を除く): 28170438

約数列:

[1, 2, 3, 6, 7, 14, 21, 29, 42, 49, 58, 87, 98, 147, 174, 203, 294, 406, 609, 1218, 1421, 2347, 2842, 4263, 4694, 7041, 8526, 14082, 16429, 32858, 49287, 68063, 98574, 115003, 136126, 204189, 230006, 345009, 408378, 476441, 690018, 952882, 1429323, 2858646, 3335087, 6670174, 10005261, 20010522]

約数ペア:

[(1, 20010522), (2, 10005261), (3, 6670174), (6, 3335087), (7, 2858646), (14, 1429323), (21, 952882), (29, 690018), (42, 476441), (49, 408378), (58, 345009), (87, 230006), (98, 204189), (147, 136126), (174, 115003), (203, 98574), (294, 68063), (406, 49287), (609, 32858), (1218, 16429), (1421, 14082), (2347, 8526), (2842, 7041), (4263, 4694)]