19664175

素因数分解:

$3^1\times 5^2\times {\mathrm{29}}^1\times {\mathrm{9041}}^1$

素因数の和:9083

約数の個数: 24

約数和(自身を含む): 33636240

約数和(自身を除く): 13972065

約数列:

[1, 3, 5, 15, 25, 29, 75, 87, 145, 435, 725, 2175, 9041, 27123, 45205, 135615, 226025, 262189, 678075, 786567, 1310945, 3932835, 6554725, 19664175]

約数ペア:

[(1, 19664175), (3, 6554725), (5, 3932835), (15, 1310945), (25, 786567), (29, 678075), (75, 262189), (87, 226025), (145, 135615), (435, 45205), (725, 27123), (2175, 9041)]