18336957

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{71}}^1\times {\mathrm{197}}^1$

素因数の和:313

約数の個数: 32

約数和(自身を含む): 27371520

約数和(自身を除く): 9034563

約数列:

[1, 3, 19, 23, 57, 69, 71, 197, 213, 437, 591, 1311, 1349, 1633, 3743, 4047, 4531, 4899, 11229, 13593, 13987, 31027, 41961, 86089, 93081, 258267, 265753, 321701, 797259, 965103, 6112319, 18336957]

約数ペア:

[(1, 18336957), (3, 6112319), (19, 965103), (23, 797259), (57, 321701), (69, 265753), (71, 258267), (197, 93081), (213, 86089), (437, 41961), (591, 31027), (1311, 13987), (1349, 13593), (1633, 11229), (3743, 4899), (4047, 4531)]