19117715

素因数分解:

$5^1\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{4493}}^1$

素因数の和:4558

約数の個数: 16

約数和(自身を含む): 24591168

約数和(自身を除く): 5473453

約数列:

[1, 5, 23, 37, 115, 185, 851, 4255, 4493, 22465, 103339, 166241, 516695, 831205, 3823543, 19117715]

約数ペア:

[(1, 19117715), (5, 3823543), (23, 831205), (37, 516695), (115, 166241), (185, 103339), (851, 22465), (4255, 4493)]