20350071

素因数分解:

$3^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{19001}}^1$

素因数の和:19031

約数の個数: 24

約数和(自身を含む): 35571744

約数和(自身を除く): 15221673

約数列:

[1, 3, 7, 9, 17, 21, 51, 63, 119, 153, 357, 1071, 19001, 57003, 133007, 171009, 323017, 399021, 969051, 1197063, 2261119, 2907153, 6783357, 20350071]

約数ペア:

[(1, 20350071), (3, 6783357), (7, 2907153), (9, 2261119), (17, 1197063), (21, 969051), (51, 399021), (63, 323017), (119, 171009), (153, 133007), (357, 57003), (1071, 19001)]