20207751

素因数分解:

$3^1\times {\mathrm{29}}^1\times {\mathrm{359}}^1\times {\mathrm{647}}^1$

素因数の和:1038

約数の個数: 16

約数和(自身を含む): 27993600

約数和(自身を除く): 7785849

約数列:

[1, 3, 29, 87, 359, 647, 1077, 1941, 10411, 18763, 31233, 56289, 232273, 696819, 6735917, 20207751]

約数ペア:

[(1, 20207751), (3, 6735917), (29, 696819), (87, 232273), (359, 56289), (647, 31233), (1077, 18763), (1941, 10411)]