18883921060

素因数分解:

$2^2\times 5^1\times {\mathrm{7109}}^1\times {\mathrm{132817}}^1$

素因数の和:139935

約数の個数: 24

約数和(自身を含む): 39662111160

約数和(自身を除く): 20778190100

約数列:

[1, 2, 4, 5, 10, 20, 7109, 14218, 28436, 35545, 71090, 132817, 142180, 265634, 531268, 664085, 1328170, 2656340, 944196053, 1888392106, 3776784212, 4720980265, 9441960530, 18883921060]

約数ペア:

[(1, 18883921060), (2, 9441960530), (4, 4720980265), (5, 3776784212), (10, 1888392106), (20, 944196053), (7109, 2656340), (14218, 1328170), (28436, 664085), (35545, 531268), (71090, 265634), (132817, 142180)]