20643418

素因数分解:

$2^1\times {\mathrm{29}}^1\times {\mathrm{41}}^1\times {\mathrm{8681}}^1$

素因数の和:8753

約数の個数: 16

約数和(自身を含む): 32817960

約数和(自身を除く): 12174542

約数列:

[1, 2, 29, 41, 58, 82, 1189, 2378, 8681, 17362, 251749, 355921, 503498, 711842, 10321709, 20643418]

約数ペア:

[(1, 20643418), (2, 10321709), (29, 711842), (41, 503498), (58, 355921), (82, 251749), (1189, 17362), (2378, 8681)]