20591526

素因数分解:

$2^1\times 3^1\times {\mathrm{61}}^1\times {\mathrm{127}}^1\times {\mathrm{443}}^1$

素因数の和:636

約数の個数: 32

約数和(自身を含む): 42283008

約数和(自身を除く): 21691482

約数列:

[1, 2, 3, 6, 61, 122, 127, 183, 254, 366, 381, 443, 762, 886, 1329, 2658, 7747, 15494, 23241, 27023, 46482, 54046, 56261, 81069, 112522, 162138, 168783, 337566, 3431921, 6863842, 10295763, 20591526]

約数ペア:

[(1, 20591526), (2, 10295763), (3, 6863842), (6, 3431921), (61, 337566), (122, 168783), (127, 162138), (183, 112522), (254, 81069), (366, 56261), (381, 54046), (443, 46482), (762, 27023), (886, 23241), (1329, 15494), (2658, 7747)]