18924685

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{359}}^1\times {\mathrm{811}}^1$

素因数の和:1188

約数の個数: 16

約数和(自身を含む): 24554880

約数和(自身を除く): 5630195

約数列:

[1, 5, 13, 65, 359, 811, 1795, 4055, 4667, 10543, 23335, 52715, 291149, 1455745, 3784937, 18924685]

約数ペア:

[(1, 18924685), (5, 3784937), (13, 1455745), (65, 291149), (359, 52715), (811, 23335), (1795, 10543), (4055, 4667)]