20388090

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{679603}}^1$

素因数の和:679613

約数の個数: 16

約数和(自身を含む): 48931488

約数和(自身を除く): 28543398

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 679603, 1359206, 2038809, 3398015, 4077618, 6796030, 10194045, 20388090]

約数ペア:

[(1, 20388090), (2, 10194045), (3, 6796030), (5, 4077618), (6, 3398015), (10, 2038809), (15, 1359206), (30, 679603)]