19349740

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{56911}}^1$

素因数の和:56937

約数の個数: 24

約数和(自身を含む): 43025472

約数和(自身を除く): 23675732

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 170, 340, 56911, 113822, 227644, 284555, 569110, 967487, 1138220, 1934974, 3869948, 4837435, 9674870, 19349740]

約数ペア:

[(1, 19349740), (2, 9674870), (4, 4837435), (5, 3869948), (10, 1934974), (17, 1138220), (20, 967487), (34, 569110), (68, 284555), (85, 227644), (170, 113822), (340, 56911)]