20651898

素因数分解:

$2^1\times 3^1\times {\mathrm{19}}^1\times {\mathrm{181157}}^1$

素因数の和:181181

約数の個数: 16

約数和(自身を含む): 43477920

約数和(自身を除く): 22826022

約数列:

[1, 2, 3, 6, 19, 38, 57, 114, 181157, 362314, 543471, 1086942, 3441983, 6883966, 10325949, 20651898]

約数ペア:

[(1, 20651898), (2, 10325949), (3, 6883966), (6, 3441983), (19, 1086942), (38, 543471), (57, 362314), (114, 181157)]