19992266

素因数分解:

$2^1\times 7^1\times {\mathrm{389}}^1\times {\mathrm{3671}}^1$

素因数の和:4069

約数の個数: 16

約数和(自身を含む): 34369920

約数和(自身を除く): 14377654

約数列:

[1, 2, 7, 14, 389, 778, 2723, 3671, 5446, 7342, 25697, 51394, 1428019, 2856038, 9996133, 19992266]

約数ペア:

[(1, 19992266), (2, 9996133), (7, 2856038), (14, 1428019), (389, 51394), (778, 25697), (2723, 7342), (3671, 5446)]