20805213221

素因数分解:

${\mathrm{13}}^1\times {\mathrm{277}}^1\times {\mathrm{5777621}}^1$

素因数の和:5777911

約数の個数: 8

約数和(自身を含む): 22486504824

約数和(自身を除く): 1681291603

約数列:

[1, 13, 277, 3601, 5777621, 75109073, 1600401017, 20805213221]

約数ペア:

[(1, 20805213221), (13, 1600401017), (277, 75109073), (3601, 5777621)]