20999794

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{16693}}^1$

素因数の和:16749

約数の個数: 16

約数和(自身を含む): 34256088

約数和(自身を除く): 13256294

約数列:

[1, 2, 17, 34, 37, 74, 629, 1258, 16693, 33386, 283781, 567562, 617641, 1235282, 10499897, 20999794]

約数ペア:

[(1, 20999794), (2, 10499897), (17, 1235282), (34, 617641), (37, 567562), (74, 283781), (629, 33386), (1258, 16693)]