19996215

素因数分解:

$3^1\times 5^1\times {\mathrm{449}}^1\times {\mathrm{2969}}^1$

素因数の和:3426

約数の個数: 16

約数和(自身を含む): 32076000

約数和(自身を除く): 12079785

約数列:

[1, 3, 5, 15, 449, 1347, 2245, 2969, 6735, 8907, 14845, 44535, 1333081, 3999243, 6665405, 19996215]

約数ペア:

[(1, 19996215), (3, 6665405), (5, 3999243), (15, 1333081), (449, 44535), (1347, 14845), (2245, 8907), (2969, 6735)]