20910447

素因数分解:

$3^3\times {\mathrm{137}}^1\times {\mathrm{5653}}^1$

素因数の和:5799

約数の個数: 16

約数和(自身を含む): 31210080

約数和(自身を除く): 10299633

約数列:

[1, 3, 9, 27, 137, 411, 1233, 3699, 5653, 16959, 50877, 152631, 774461, 2323383, 6970149, 20910447]

約数ペア:

[(1, 20910447), (3, 6970149), (9, 2323383), (27, 774461), (137, 152631), (411, 50877), (1233, 16959), (3699, 5653)]