20098743

素因数分解:

$3^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{56299}}^1$

素因数の和:56326

約数の個数: 16

約数和(自身を含む): 32428800

約数和(自身を除く): 12330057

約数列:

[1, 3, 7, 17, 21, 51, 119, 357, 56299, 168897, 394093, 957083, 1182279, 2871249, 6699581, 20098743]

約数ペア:

[(1, 20098743), (3, 6699581), (7, 2871249), (17, 1182279), (21, 957083), (51, 394093), (119, 168897), (357, 56299)]