20040518

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{47}}^1\times {\mathrm{12541}}^1$

素因数の和:12607

約数の個数: 16

約数和(自身を含む): 32508864

約数和(自身を除く): 12468346

約数列:

[1, 2, 17, 34, 47, 94, 799, 1598, 12541, 25082, 213197, 426394, 589427, 1178854, 10020259, 20040518]

約数ペア:

[(1, 20040518), (2, 10020259), (17, 1178854), (34, 589427), (47, 426394), (94, 213197), (799, 25082), (1598, 12541)]