20057217

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{11351}}^1$

素因数の和:11404

約数の個数: 16

約数和(自身を含む): 29061120

約数和(自身を除く): 9003903

約数列:

[1, 3, 19, 31, 57, 93, 589, 1767, 11351, 34053, 215669, 351881, 647007, 1055643, 6685739, 20057217]

約数ペア:

[(1, 20057217), (3, 6685739), (19, 1055643), (31, 647007), (57, 351881), (93, 215669), (589, 34053), (1767, 11351)]