18731438

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{59}}^1\times {\mathrm{14431}}^1$

素因数の和:14503

約数の個数: 16

約数和(自身を含む): 31173120

約数和(自身を除く): 12441682

約数列:

[1, 2, 11, 22, 59, 118, 649, 1298, 14431, 28862, 158741, 317482, 851429, 1702858, 9365719, 18731438]

約数ペア:

[(1, 18731438), (2, 9365719), (11, 1702858), (22, 851429), (59, 317482), (118, 158741), (649, 28862), (1298, 14431)]