211997008

素因数分解:

$2^4\times {\mathrm{307}}^1\times {\mathrm{43159}}^1$

素因数の和:43474

約数の個数: 20

約数和(自身を含む): 412091680

約数和(自身を除く): 200094672

約数列:

[1, 2, 4, 8, 16, 307, 614, 1228, 2456, 4912, 43159, 86318, 172636, 345272, 690544, 13249813, 26499626, 52999252, 105998504, 211997008]

約数ペア:

[(1, 211997008), (2, 105998504), (4, 52999252), (8, 26499626), (16, 13249813), (307, 690544), (614, 345272), (1228, 172636), (2456, 86318), (4912, 43159)]