20380041

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{139}}^1\times {\mathrm{1481}}^1$

素因数の和:1637

約数の個数: 24

約数和(自身を含む): 32366880

約数和(自身を除く): 11986839

約数列:

[1, 3, 9, 11, 33, 99, 139, 417, 1251, 1481, 1529, 4443, 4587, 13329, 13761, 16291, 48873, 146619, 205859, 617577, 1852731, 2264449, 6793347, 20380041]

約数ペア:

[(1, 20380041), (3, 6793347), (9, 2264449), (11, 1852731), (33, 617577), (99, 205859), (139, 146619), (417, 48873), (1251, 16291), (1481, 13761), (1529, 13329), (4443, 4587)]