19990322441

素因数分解:

${\mathrm{31}}^1\times {\mathrm{179}}^1\times {\mathrm{1429}}^1\times {\mathrm{2521}}^1$

素因数の和:4160

約数の個数: 16

約数和(自身を含む): 20773209600

約数和(自身を除く): 782887159

約数列:

[1, 31, 179, 1429, 2521, 5549, 44299, 78151, 255791, 451259, 3602509, 7929521, 13989029, 111677779, 644849111, 19990322441]

約数ペア:

[(1, 19990322441), (31, 644849111), (179, 111677779), (1429, 13989029), (2521, 7929521), (5549, 3602509), (44299, 451259), (78151, 255791)]