123991834

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{397}}^1\times {\mathrm{8219}}^1$

素因数の和:8637

約数の個数: 16

約数和(自身を含む): 196293600

約数和(自身を除く): 72301766

約数列:

[1, 2, 19, 38, 397, 794, 7543, 8219, 15086, 16438, 156161, 312322, 3262943, 6525886, 61995917, 123991834]

約数ペア:

[(1, 123991834), (2, 61995917), (19, 6525886), (38, 3262943), (397, 312322), (794, 156161), (7543, 16438), (8219, 15086)]