15693221420

素因数分解:

$2^2\times 5^1\times {\mathrm{784661071}}^1$

素因数の和:784661080

約数の個数: 12

約数和(自身を含む): 32955765024

約数和(自身を除く): 17262543604

約数列:

[1, 2, 4, 5, 10, 20, 784661071, 1569322142, 3138644284, 3923305355, 7846610710, 15693221420]

約数ペア:

[(1, 15693221420), (2, 7846610710), (4, 3923305355), (5, 3138644284), (10, 1569322142), (20, 784661071)]