20154873599

素因数分解:

$7^2\times {\mathrm{19}}^1\times {\mathrm{1697}}^1\times {\mathrm{12757}}^1$

素因数の和:14487

約数の個数: 24

約数和(自身を含む): 24695915760

約数和(自身を除く): 4541042161

約数列:

[1, 7, 19, 49, 133, 931, 1697, 11879, 12757, 32243, 83153, 89299, 225701, 242383, 625093, 1579907, 1696681, 11876767, 21648629, 151540403, 411323951, 1060782821, 2879267657, 20154873599]

約数ペア:

[(1, 20154873599), (7, 2879267657), (19, 1060782821), (49, 411323951), (133, 151540403), (931, 21648629), (1697, 11876767), (11879, 1696681), (12757, 1579907), (32243, 625093), (83153, 242383), (89299, 225701)]