19791705

素因数分解:

$3^1\times 5^1\times {\mathrm{137}}^1\times {\mathrm{9631}}^1$

素因数の和:9776

約数の個数: 16

約数和(自身を含む): 31901184

約数和(自身を除く): 12109479

約数列:

[1, 3, 5, 15, 137, 411, 685, 2055, 9631, 28893, 48155, 144465, 1319447, 3958341, 6597235, 19791705]

約数ペア:

[(1, 19791705), (3, 6597235), (5, 3958341), (15, 1319447), (137, 144465), (411, 48155), (685, 28893), (2055, 9631)]