16859390

素因数分解:

$2^1\times 5^1\times {\mathrm{79}}^1\times {\mathrm{21341}}^1$

素因数の和:21427

約数の個数: 16

約数和(自身を含む): 30732480

約数和(自身を除く): 13873090

約数列:

[1, 2, 5, 10, 79, 158, 395, 790, 21341, 42682, 106705, 213410, 1685939, 3371878, 8429695, 16859390]

約数ペア:

[(1, 16859390), (2, 8429695), (5, 3371878), (10, 1685939), (79, 213410), (158, 106705), (395, 42682), (790, 21341)]