20571522

素因数分解:

$2^1\times 3^1\times {\mathrm{23}}^1\times {\mathrm{149069}}^1$

素因数の和:149097

約数の個数: 16

約数和(自身を含む): 42932160

約数和(自身を除く): 22360638

約数列:

[1, 2, 3, 6, 23, 46, 69, 138, 149069, 298138, 447207, 894414, 3428587, 6857174, 10285761, 20571522]

約数ペア:

[(1, 20571522), (2, 10285761), (3, 6857174), (6, 3428587), (23, 894414), (46, 447207), (69, 298138), (138, 149069)]