19495540

素因数分解:

$2^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{33613}}^1$

素因数の和:33651

約数の個数: 24

約数和(自身を含む): 42353640

約数和(自身を除く): 22858100

約数列:

[1, 2, 4, 5, 10, 20, 29, 58, 116, 145, 290, 580, 33613, 67226, 134452, 168065, 336130, 672260, 974777, 1949554, 3899108, 4873885, 9747770, 19495540]

約数ペア:

[(1, 19495540), (2, 9747770), (4, 4873885), (5, 3899108), (10, 1949554), (20, 974777), (29, 672260), (58, 336130), (116, 168065), (145, 134452), (290, 67226), (580, 33613)]