18879678

素因数分解:

$2^1\times 3^2\times {\mathrm{83}}^1\times {\mathrm{12637}}^1$

素因数の和:12728

約数の個数: 24

約数和(自身を含む): 41402088

約数和(自身を除く): 22522410

約数列:

[1, 2, 3, 6, 9, 18, 83, 166, 249, 498, 747, 1494, 12637, 25274, 37911, 75822, 113733, 227466, 1048871, 2097742, 3146613, 6293226, 9439839, 18879678]

約数ペア:

[(1, 18879678), (2, 9439839), (3, 6293226), (6, 3146613), (9, 2097742), (18, 1048871), (83, 227466), (166, 113733), (249, 75822), (498, 37911), (747, 25274), (1494, 12637)]