20565190

素因数分解:

$2^1\times 5^1\times {\mathrm{41}}^1\times {\mathrm{50159}}^1$

素因数の和:50207

約数の個数: 16

約数和(自身を含む): 37920960

約数和(自身を除く): 17355770

約数列:

[1, 2, 5, 10, 41, 82, 205, 410, 50159, 100318, 250795, 501590, 2056519, 4113038, 10282595, 20565190]

約数ペア:

[(1, 20565190), (2, 10282595), (5, 4113038), (10, 2056519), (41, 501590), (82, 250795), (205, 100318), (410, 50159)]