20105729519

素因数分解:

${\mathrm{23}}^1\times {\mathrm{71}}^1\times {\mathrm{12312143}}^1$

素因数の和:12312237

約数の個数: 8

約数和(自身を含む): 21275384832

約数和(自身を除く): 1169655313

約数列:

[1, 23, 71, 1633, 12312143, 283179289, 874162153, 20105729519]

約数ペア:

[(1, 20105729519), (23, 874162153), (71, 283179289), (1633, 12312143)]