2020139679

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{53}}^1\times {\mathrm{668699}}^1$

素因数の和:668774

約数の個数: 16

約数和(自身を含む): 2888784000

約数和(自身を除く): 868644321

約数列:

[1, 3, 19, 53, 57, 159, 1007, 3021, 668699, 2006097, 12705281, 35441047, 38115843, 106323141, 673379893, 2020139679]

約数ペア:

[(1, 2020139679), (3, 673379893), (19, 106323141), (53, 38115843), (57, 35441047), (159, 12705281), (1007, 2006097), (3021, 668699)]