20572269

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{233}}^1\times {\mathrm{1549}}^1$

素因数の和:1804

約数の個数: 16

約数和(自身を含む): 29016000

約数和(自身を除く): 8443731

約数列:

[1, 3, 19, 57, 233, 699, 1549, 4427, 4647, 13281, 29431, 88293, 360917, 1082751, 6857423, 20572269]

約数ペア:

[(1, 20572269), (3, 6857423), (19, 1082751), (57, 360917), (233, 88293), (699, 29431), (1549, 13281), (4427, 4647)]