20124841390

素因数分解:

$2^1\times 5^1\times {\mathrm{41}}^1\times {\mathrm{49084979}}^1$

素因数の和:49085027

約数の個数: 16

約数和(自身を含む): 37108244880

約数和(自身を除く): 16983403490

約数列:

[1, 2, 5, 10, 41, 82, 205, 410, 49084979, 98169958, 245424895, 490849790, 2012484139, 4024968278, 10062420695, 20124841390]

約数ペア:

[(1, 20124841390), (2, 10062420695), (5, 4024968278), (10, 2012484139), (41, 490849790), (82, 245424895), (205, 98169958), (410, 49084979)]