19470155

素因数分解:

$5^1\times {\mathrm{19}}^1\times {\mathrm{311}}^1\times {\mathrm{659}}^1$

素因数の和:994

約数の個数: 16

約数和(自身を含む): 24710400

約数和(自身を除く): 5240245

約数列:

[1, 5, 19, 95, 311, 659, 1555, 3295, 5909, 12521, 29545, 62605, 204949, 1024745, 3894031, 19470155]

約数ペア:

[(1, 19470155), (5, 3894031), (19, 1024745), (95, 204949), (311, 62605), (659, 29545), (1555, 12521), (3295, 5909)]