19718418

素因数分解:

$2^1\times 3^1\times {\mathrm{31}}^1\times {\mathrm{106013}}^1$

素因数の和:106049

約数の個数: 16

約数和(自身を含む): 40709376

約数和(自身を除く): 20990958

約数列:

[1, 2, 3, 6, 31, 62, 93, 186, 106013, 212026, 318039, 636078, 3286403, 6572806, 9859209, 19718418]

約数ペア:

[(1, 19718418), (2, 9859209), (3, 6572806), (6, 3286403), (31, 636078), (62, 318039), (93, 212026), (186, 106013)]