18920410

素因数分解:

$2^1\times 5^1\times {\mathrm{307}}^1\times {\mathrm{6163}}^1$

素因数の和:6477

約数の個数: 16

約数和(自身を含む): 34173216

約数和(自身を除く): 15252806

約数列:

[1, 2, 5, 10, 307, 614, 1535, 3070, 6163, 12326, 30815, 61630, 1892041, 3784082, 9460205, 18920410]

約数ペア:

[(1, 18920410), (2, 9460205), (5, 3784082), (10, 1892041), (307, 61630), (614, 30815), (1535, 12326), (3070, 6163)]