1990490894

素因数分解:

$2^1\times 7^1\times {\mathrm{83}}^1\times {\mathrm{1712987}}^1$

素因数の和:1713079

約数の個数: 16

約数和(自身を含む): 3453383808

約数和(自身を除く): 1462892914

約数列:

[1, 2, 7, 14, 83, 166, 581, 1162, 1712987, 3425974, 11990909, 23981818, 142177921, 284355842, 995245447, 1990490894]

約数ペア:

[(1, 1990490894), (2, 995245447), (7, 284355842), (14, 142177921), (83, 23981818), (166, 11990909), (581, 3425974), (1162, 1712987)]