20176986557

素因数分解:

$7^1\times {\mathrm{13}}^3\times {\mathrm{37}}^1\times {\mathrm{59}}^1\times {\mathrm{601}}^1$

素因数の和:743

約数の個数: 64

約数和(自身を含む): 26133542400

約数和(自身を除く): 5956555843

約数列:

[1, 7, 13, 37, 59, 91, 169, 259, 413, 481, 601, 767, 1183, 2183, 2197, 3367, 4207, 5369, 6253, 7813, 9971, 15281, 15379, 22237, 28379, 35459, 43771, 54691, 69797, 81289, 101569, 129623, 155659, 198653, 248213, 289081, 368927, 460967, 569023, 710983, 907361, 1311983, 1320397, 2023567, 2582489, 3226769, 3758053, 4796051, 5992571, 9183881, 9242779, 17055779, 26306371, 33572357, 41947997, 48854689, 77903423, 119390453, 221725127, 341982823, 545323961, 1552075889, 2882426651, 20176986557]

約数ペア:

[(1, 20176986557), (7, 2882426651), (13, 1552075889), (37, 545323961), (59, 341982823), (91, 221725127), (169, 119390453), (259, 77903423), (413, 48854689), (481, 41947997), (601, 33572357), (767, 26306371), (1183, 17055779), (2183, 9242779), (2197, 9183881), (3367, 5992571), (4207, 4796051), (5369, 3758053), (6253, 3226769), (7813, 2582489), (9971, 2023567), (15281, 1320397), (15379, 1311983), (22237, 907361), (28379, 710983), (35459, 569023), (43771, 460967), (54691, 368927), (69797, 289081), (81289, 248213), (101569, 198653), (129623, 155659)]