1640883356

素因数分解:

$2^2\times 7^1\times {\mathrm{6343}}^1\times {\mathrm{9239}}^1$

素因数の和:15593

約数の個数: 24

約数和(自身を含む): 3282639360

約数和(自身を除く): 1641756004

約数列:

[1, 2, 4, 7, 14, 28, 6343, 9239, 12686, 18478, 25372, 36956, 44401, 64673, 88802, 129346, 177604, 258692, 58602977, 117205954, 234411908, 410220839, 820441678, 1640883356]

約数ペア:

[(1, 1640883356), (2, 820441678), (4, 410220839), (7, 234411908), (14, 117205954), (28, 58602977), (6343, 258692), (9239, 177604), (12686, 129346), (18478, 88802), (25372, 64673), (36956, 44401)]