19872220031

素因数分解:

${\mathrm{79}}^1\times {\mathrm{179}}^1\times {\mathrm{727}}^1\times {\mathrm{1933}}^1$

素因数の和:2918

約数の個数: 16

約数和(自身を含む): 20274508800

約数和(自身を除く): 402288769

約数列:

[1, 79, 179, 727, 1933, 14141, 57433, 130133, 152707, 346007, 1405291, 10280507, 27334553, 111017989, 251547089, 19872220031]

約数ペア:

[(1, 19872220031), (79, 251547089), (179, 111017989), (727, 27334553), (1933, 10280507), (14141, 1405291), (57433, 346007), (130133, 152707)]