18218506

素因数分解:

$2^1\times {\mathrm{67}}^1\times {\mathrm{79}}^1\times {\mathrm{1721}}^1$

素因数の和:1869

約数の個数: 16

約数和(自身を含む): 28103040

約数和(自身を除く): 9884534

約数列:

[1, 2, 67, 79, 134, 158, 1721, 3442, 5293, 10586, 115307, 135959, 230614, 271918, 9109253, 18218506]

約数ペア:

[(1, 18218506), (2, 9109253), (67, 271918), (79, 230614), (134, 135959), (158, 115307), (1721, 10586), (3442, 5293)]