18454790

素因数分解:

$2^1\times 5^1\times {\mathrm{109}}^1\times {\mathrm{16931}}^1$

素因数の和:17047

約数の個数: 16

約数和(自身を含む): 33525360

約数和(自身を除く): 15070570

約数列:

[1, 2, 5, 10, 109, 218, 545, 1090, 16931, 33862, 84655, 169310, 1845479, 3690958, 9227395, 18454790]

約数ペア:

[(1, 18454790), (2, 9227395), (5, 3690958), (10, 1845479), (109, 169310), (218, 84655), (545, 33862), (1090, 16931)]