19874740

素因数分解:

$2^2\times 5^1\times {\mathrm{59}}^1\times {\mathrm{16843}}^1$

素因数の和:16911

約数の個数: 24

約数和(自身を含む): 42446880

約数和(自身を除く): 22572140

約数列:

[1, 2, 4, 5, 10, 20, 59, 118, 236, 295, 590, 1180, 16843, 33686, 67372, 84215, 168430, 336860, 993737, 1987474, 3974948, 4968685, 9937370, 19874740]

約数ペア:

[(1, 19874740), (2, 9937370), (4, 4968685), (5, 3974948), (10, 1987474), (20, 993737), (59, 336860), (118, 168430), (236, 84215), (295, 67372), (590, 33686), (1180, 16843)]