20193369954

素因数分解:

$2^1\times 3^1\times {\mathrm{5261}}^1\times {\mathrm{639719}}^1$

素因数の和:644985

約数の個数: 16

約数和(自身を含む): 40394479680

約数和(自身を除く): 20201109726

約数列:

[1, 2, 3, 6, 5261, 10522, 15783, 31566, 639719, 1279438, 1919157, 3838314, 3365561659, 6731123318, 10096684977, 20193369954]

約数ペア:

[(1, 20193369954), (2, 10096684977), (3, 6731123318), (6, 3365561659), (5261, 3838314), (10522, 1919157), (15783, 1279438), (31566, 639719)]