18901582

素因数分解:

$2^1\times 7^1\times {\mathrm{61}}^1\times {\mathrm{22133}}^1$

素因数の和:22203

約数の個数: 16

約数和(自身を含む): 32935392

約数和(自身を除く): 14033810

約数列:

[1, 2, 7, 14, 61, 122, 427, 854, 22133, 44266, 154931, 309862, 1350113, 2700226, 9450791, 18901582]

約数ペア:

[(1, 18901582), (2, 9450791), (7, 2700226), (14, 1350113), (61, 309862), (122, 154931), (427, 44266), (854, 22133)]