18261385

素因数分解:

$5^1\times {\mathrm{59}}^1\times {\mathrm{103}}^1\times {\mathrm{601}}^1$

素因数の和:768

約数の個数: 16

約数和(自身を含む): 22538880

約数和(自身を除く): 4277495

約数列:

[1, 5, 59, 103, 295, 515, 601, 3005, 6077, 30385, 35459, 61903, 177295, 309515, 3652277, 18261385]

約数ペア:

[(1, 18261385), (5, 3652277), (59, 309515), (103, 177295), (295, 61903), (515, 35459), (601, 30385), (3005, 6077)]