20873018493

素因数分解:

$3^3\times {\mathrm{46703}}^1\times {\mathrm{16553}}^1$

素因数の和:63265

約数の個数: 16

約数和(自身を含む): 30925520640

約数和(自身を除く): 10052502147

約数列:

[1, 3, 9, 27, 16553, 46703, 49659, 140109, 148977, 420327, 446931, 1260981, 773074759, 2319224277, 6957672831, 20873018493]

約数ペア:

[(1, 20873018493), (3, 6957672831), (9, 2319224277), (27, 773074759), (16553, 1260981), (46703, 446931), (49659, 420327), (140109, 148977)]