17797808

素因数分解:

$2^4\times 7^1\times {\mathrm{158909}}^1$

素因数の和:158924

約数の個数: 20

約数和(自身を含む): 39409680

約数和(自身を除く): 21611872

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 158909, 317818, 635636, 1112363, 1271272, 2224726, 2542544, 4449452, 8898904, 17797808]

約数ペア:

[(1, 17797808), (2, 8898904), (4, 4449452), (7, 2542544), (8, 2224726), (14, 1271272), (16, 1112363), (28, 635636), (56, 317818), (112, 158909)]