19850210

素因数分解:

$2^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{68449}}^1$

素因数の和:68485

約数の個数: 16

約数和(自身を含む): 36963000

約数和(自身を除く): 17112790

約数列:

[1, 2, 5, 10, 29, 58, 145, 290, 68449, 136898, 342245, 684490, 1985021, 3970042, 9925105, 19850210]

約数ペア:

[(1, 19850210), (2, 9925105), (5, 3970042), (10, 1985021), (29, 684490), (58, 342245), (145, 136898), (290, 68449)]