19855421882

素因数分解:

$2^1\times {\mathrm{111521}}^1\times {\mathrm{89021}}^1$

素因数の和:200544

約数の個数: 8

約数和(自身を含む): 29783734452

約数和(自身を除く): 9928312570

約数列:

[1, 2, 89021, 111521, 178042, 223042, 9927710941, 19855421882]

約数ペア:

[(1, 19855421882), (2, 9927710941), (89021, 223042), (111521, 178042)]