20163926480

素因数分解:

$2^4\times 5^1\times {\mathrm{252049081}}^1$

素因数の和:252049094

約数の個数: 20

約数和(自身を含む): 46881129252

約数和(自身を除く): 26717202772

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 252049081, 504098162, 1008196324, 1260245405, 2016392648, 2520490810, 4032785296, 5040981620, 10081963240, 20163926480]

約数ペア:

[(1, 20163926480), (2, 10081963240), (4, 5040981620), (5, 4032785296), (8, 2520490810), (10, 2016392648), (16, 1260245405), (20, 1008196324), (40, 504098162), (80, 252049081)]