1720235818

素因数分解:

$2^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{307}}^1\times {\mathrm{12911}}^1$

素因数の和:13258

約数の個数: 32

約数和(自身を含む): 3054256128

約数和(自身を除く): 1334020310

約数列:

[1, 2, 7, 14, 31, 62, 217, 307, 434, 614, 2149, 4298, 9517, 12911, 19034, 25822, 66619, 90377, 133238, 180754, 400241, 800482, 2801687, 3963677, 5603374, 7927354, 27745739, 55491478, 122873987, 245747974, 860117909, 1720235818]

約数ペア:

[(1, 1720235818), (2, 860117909), (7, 245747974), (14, 122873987), (31, 55491478), (62, 27745739), (217, 7927354), (307, 5603374), (434, 3963677), (614, 2801687), (2149, 800482), (4298, 400241), (9517, 180754), (12911, 133238), (19034, 90377), (25822, 66619)]