20899687039

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{1471}}^1\times {\mathrm{184517}}^1$

素因数の和:186006

約数の個数: 16

約数和(自身を含む): 26074607616

約数和(自身を除く): 5174920577

約数列:

[1, 7, 11, 77, 1471, 10297, 16181, 113267, 184517, 1291619, 2029687, 14207809, 271424507, 1899971549, 2985669577, 20899687039]

約数ペア:

[(1, 20899687039), (7, 2985669577), (11, 1899971549), (77, 271424507), (1471, 14207809), (10297, 2029687), (16181, 1291619), (113267, 184517)]