20493235

素因数分解:

$5^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{14281}}^1$

素因数の和:14334

約数の個数: 16

約数和(自身を含む): 28792512

約数和(自身を除く): 8299277

約数列:

[1, 5, 7, 35, 41, 205, 287, 1435, 14281, 71405, 99967, 499835, 585521, 2927605, 4098647, 20493235]

約数ペア:

[(1, 20493235), (5, 4098647), (7, 2927605), (35, 585521), (41, 499835), (205, 99967), (287, 71405), (1435, 14281)]