18983723

素因数分解:

${\mathrm{11}}^1\times {\mathrm{47}}^1\times {\mathrm{73}}^1\times {\mathrm{503}}^1$

素因数の和:634

約数の個数: 16

約数和(自身を含む): 21482496

約数和(自身を除く): 2498773

約数列:

[1, 11, 47, 73, 503, 517, 803, 3431, 5533, 23641, 36719, 37741, 260051, 403909, 1725793, 18983723]

約数ペア:

[(1, 18983723), (11, 1725793), (47, 403909), (73, 260051), (503, 37741), (517, 36719), (803, 23641), (3431, 5533)]