20125916548

素因数分解:

$2^2\times {\mathrm{17}}^1\times {\mathrm{523}}^1\times {\mathrm{565907}}^1$

素因数の和:566451

約数の個数: 24

約数和(自身を含む): 37363509792

約数和(自身を除く): 17237593244

約数列:

[1, 2, 4, 17, 34, 68, 523, 1046, 2092, 8891, 17782, 35564, 565907, 1131814, 2263628, 9620419, 19240838, 38481676, 295969361, 591938722, 1183877444, 5031479137, 10062958274, 20125916548]

約数ペア:

[(1, 20125916548), (2, 10062958274), (4, 5031479137), (17, 1183877444), (34, 591938722), (68, 295969361), (523, 38481676), (1046, 19240838), (2092, 9620419), (8891, 2263628), (17782, 1131814), (35564, 565907)]