18338876

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{227}}^1\times {\mathrm{1063}}^1$

素因数の和:1313

約数の個数: 24

約数和(自身を含む): 33962880

約数和(自身を除く): 15624004

約数列:

[1, 2, 4, 19, 38, 76, 227, 454, 908, 1063, 2126, 4252, 4313, 8626, 17252, 20197, 40394, 80788, 241301, 482602, 965204, 4584719, 9169438, 18338876]

約数ペア:

[(1, 18338876), (2, 9169438), (4, 4584719), (19, 965204), (38, 482602), (76, 241301), (227, 80788), (454, 40394), (908, 20197), (1063, 17252), (2126, 8626), (4252, 4313)]