209011516

素因数分解:

$2^2\times 7^1\times {\mathrm{89}}^1\times {\mathrm{83873}}^1$

素因数の和:83973

約数の個数: 24

約数和(自身を含む): 422724960

約数和(自身を除く): 213713444

約数列:

[1, 2, 4, 7, 14, 28, 89, 178, 356, 623, 1246, 2492, 83873, 167746, 335492, 587111, 1174222, 2348444, 7464697, 14929394, 29858788, 52252879, 104505758, 209011516]

約数ペア:

[(1, 209011516), (2, 104505758), (4, 52252879), (7, 29858788), (14, 14929394), (28, 7464697), (89, 2348444), (178, 1174222), (356, 587111), (623, 335492), (1246, 167746), (2492, 83873)]