20307615

素因数分解:

$3^1\times 5^1\times {\mathrm{571}}^1\times {\mathrm{2371}}^1$

素因数の和:2950

約数の個数: 16

約数和(自身を含む): 32562816

約数和(自身を除く): 12255201

約数列:

[1, 3, 5, 15, 571, 1713, 2371, 2855, 7113, 8565, 11855, 35565, 1353841, 4061523, 6769205, 20307615]

約数ペア:

[(1, 20307615), (3, 6769205), (5, 4061523), (15, 1353841), (571, 35565), (1713, 11855), (2371, 8565), (2855, 7113)]