20209425

素因数分解:

$3^1\times 5^2\times {\mathrm{467}}^1\times {\mathrm{577}}^1$

素因数の和:1057

約数の個数: 24

約数和(自身を含む): 33542496

約数和(自身を除く): 13333071

約数列:

[1, 3, 5, 15, 25, 75, 467, 577, 1401, 1731, 2335, 2885, 7005, 8655, 11675, 14425, 35025, 43275, 269459, 808377, 1347295, 4041885, 6736475, 20209425]

約数ペア:

[(1, 20209425), (3, 6736475), (5, 4041885), (15, 1347295), (25, 808377), (75, 269459), (467, 43275), (577, 35025), (1401, 14425), (1731, 11675), (2335, 8655), (2885, 7005)]