20797011

素因数分解:

$3^2\times {\mathrm{101}}^1\times {\mathrm{137}}^1\times {\mathrm{167}}^1$

素因数の和:411

約数の個数: 24

約数和(自身を含む): 30741984

約数和(自身を除く): 9944973

約数列:

[1, 3, 9, 101, 137, 167, 303, 411, 501, 909, 1233, 1503, 13837, 16867, 22879, 41511, 50601, 68637, 124533, 151803, 205911, 2310779, 6932337, 20797011]

約数ペア:

[(1, 20797011), (3, 6932337), (9, 2310779), (101, 205911), (137, 151803), (167, 124533), (303, 68637), (411, 50601), (501, 41511), (909, 22879), (1233, 16867), (1503, 13837)]