201819824

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{663881}}^1$

素因数の和:663908

約数の個数: 20

約数和(自身を含む): 411606840

約数和(自身を除く): 209787016

約数列:

[1, 2, 4, 8, 16, 19, 38, 76, 152, 304, 663881, 1327762, 2655524, 5311048, 10622096, 12613739, 25227478, 50454956, 100909912, 201819824]

約数ペア:

[(1, 201819824), (2, 100909912), (4, 50454956), (8, 25227478), (16, 12613739), (19, 10622096), (38, 5311048), (76, 2655524), (152, 1327762), (304, 663881)]