20416055

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{281}}^1\times {\mathrm{1321}}^1$

素因数の和:1618

約数の個数: 16

約数和(自身を含む): 26841888

約数和(自身を除く): 6425833

約数列:

[1, 5, 11, 55, 281, 1321, 1405, 3091, 6605, 14531, 15455, 72655, 371201, 1856005, 4083211, 20416055]

約数ペア:

[(1, 20416055), (5, 4083211), (11, 1856005), (55, 371201), (281, 72655), (1321, 15455), (1405, 14531), (3091, 6605)]