20469675

素因数分解:

$3^1\times 5^2\times {\mathrm{47}}^1\times {\mathrm{5807}}^1$

素因数の和:5867

約数の個数: 24

約数和(自身を含む): 34569216

約数和(自身を除く): 14099541

約数列:

[1, 3, 5, 15, 25, 47, 75, 141, 235, 705, 1175, 3525, 5807, 17421, 29035, 87105, 145175, 272929, 435525, 818787, 1364645, 4093935, 6823225, 20469675]

約数ペア:

[(1, 20469675), (3, 6823225), (5, 4093935), (15, 1364645), (25, 818787), (47, 435525), (75, 272929), (141, 145175), (235, 87105), (705, 29035), (1175, 17421), (3525, 5807)]