18580835

素因数分解:

$5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{97}}^1\times {\mathrm{421}}^1$

素因数の和:543

約数の個数: 32

約数和(自身を含む): 27791232

約数和(自身を除く): 9210397

約数列:

[1, 5, 7, 13, 35, 65, 91, 97, 421, 455, 485, 679, 1261, 2105, 2947, 3395, 5473, 6305, 8827, 14735, 27365, 38311, 40837, 44135, 191555, 204185, 285859, 530881, 1429295, 2654405, 3716167, 18580835]

約数ペア:

[(1, 18580835), (5, 3716167), (7, 2654405), (13, 1429295), (35, 530881), (65, 285859), (91, 204185), (97, 191555), (421, 44135), (455, 40837), (485, 38311), (679, 27365), (1261, 14735), (2105, 8827), (2947, 6305), (3395, 5473)]