20091644495

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{139}}^1\times {\mathrm{2223757}}^1$

素因数の和:2223914

約数の個数: 16

約数和(自身を含む): 26151394080

約数和(自身を除く): 6059749585

約数列:

[1, 5, 13, 65, 139, 695, 1807, 9035, 2223757, 11118785, 28908841, 144544205, 309102223, 1545511115, 4018328899, 20091644495]

約数ペア:

[(1, 20091644495), (5, 4018328899), (13, 1545511115), (65, 309102223), (139, 144544205), (695, 28908841), (1807, 11118785), (9035, 2223757)]