20163798549

素因数分解:

$3^2\times {\mathrm{17}}^1\times {\mathrm{131789533}}^1$

素因数の和:131789556

約数の個数: 12

約数和(自身を含む): 30838750956

約数和(自身を除く): 10674952407

約数列:

[1, 3, 9, 17, 51, 153, 131789533, 395368599, 1186105797, 2240422061, 6721266183, 20163798549]

約数ペア:

[(1, 20163798549), (3, 6721266183), (9, 2240422061), (17, 1186105797), (51, 395368599), (153, 131789533)]