18949036

素因数分解:

$2^2\times {\mathrm{139}}^1\times {\mathrm{173}}^1\times {\mathrm{197}}^1$

素因数の和:513

約数の個数: 24

約数和(自身を含む): 33762960

約数和(自身を除く): 14813924

約数列:

[1, 2, 4, 139, 173, 197, 278, 346, 394, 556, 692, 788, 24047, 27383, 34081, 48094, 54766, 68162, 96188, 109532, 136324, 4737259, 9474518, 18949036]

約数ペア:

[(1, 18949036), (2, 9474518), (4, 4737259), (139, 136324), (173, 109532), (197, 96188), (278, 68162), (346, 54766), (394, 48094), (556, 34081), (692, 27383), (788, 24047)]