19695620

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{140683}}^1$

素因数の和:140699

約数の個数: 24

約数和(自身を含む): 47269824

約数和(自身を除く): 27574204

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 140683, 281366, 562732, 703415, 984781, 1406830, 1969562, 2813660, 3939124, 4923905, 9847810, 19695620]

約数ペア:

[(1, 19695620), (2, 9847810), (4, 4923905), (5, 3939124), (7, 2813660), (10, 1969562), (14, 1406830), (20, 984781), (28, 703415), (35, 562732), (70, 281366), (140, 140683)]