18155823

素因数分解:

$3^1\times 7^2\times {\mathrm{113}}^1\times {\mathrm{1093}}^1$

素因数の和:1223

約数の個数: 24

約数和(自身を含む): 28435248

約数和(自身を除く): 10279425

約数列:

[1, 3, 7, 21, 49, 113, 147, 339, 791, 1093, 2373, 3279, 5537, 7651, 16611, 22953, 53557, 123509, 160671, 370527, 864563, 2593689, 6051941, 18155823]

約数ペア:

[(1, 18155823), (3, 6051941), (7, 2593689), (21, 864563), (49, 370527), (113, 160671), (147, 123509), (339, 53557), (791, 22953), (1093, 16611), (2373, 7651), (3279, 5537)]