18882695

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{449}}^1\times {\mathrm{647}}^1$

素因数の和:1114

約数の個数: 16

約数和(自身を含む): 24494400

約数和(自身を除く): 5611705

約数列:

[1, 5, 13, 65, 449, 647, 2245, 3235, 5837, 8411, 29185, 42055, 290503, 1452515, 3776539, 18882695]

約数ペア:

[(1, 18882695), (5, 3776539), (13, 1452515), (65, 290503), (449, 42055), (647, 29185), (2245, 8411), (3235, 5837)]