20105354878

素因数分解:

$2^1\times 7^1\times {\mathrm{17}}^2\times {\mathrm{4969193}}^1$

素因数の和:4969236

約数の個数: 24

約数和(自身を含む): 36613021392

約数和(自身を除く): 16507666514

約数列:

[1, 2, 7, 14, 17, 34, 119, 238, 289, 578, 2023, 4046, 4969193, 9938386, 34784351, 69568702, 84476281, 168952562, 591333967, 1182667934, 1436096777, 2872193554, 10052677439, 20105354878]

約数ペア:

[(1, 20105354878), (2, 10052677439), (7, 2872193554), (14, 1436096777), (17, 1182667934), (34, 591333967), (119, 168952562), (238, 84476281), (289, 69568702), (578, 34784351), (2023, 9938386), (4046, 4969193)]