19806123

素因数分解:

$3^1\times {\mathrm{59}}^1\times {\mathrm{149}}^1\times {\mathrm{751}}^1$

素因数の和:962

約数の個数: 16

約数和(自身を含む): 27072000

約数和(自身を除く): 7265877

約数列:

[1, 3, 59, 149, 177, 447, 751, 2253, 8791, 26373, 44309, 111899, 132927, 335697, 6602041, 19806123]

約数ペア:

[(1, 19806123), (3, 6602041), (59, 335697), (149, 132927), (177, 111899), (447, 44309), (751, 26373), (2253, 8791)]