18838965595

素因数分解:

$5^1\times {\mathrm{19}}^1\times {\mathrm{8821}}^1\times {\mathrm{22481}}^1$

素因数の和:31326

約数の個数: 16

約数和(自身を含む): 23800344480

約数和(自身を除く): 4961378885

約数列:

[1, 5, 19, 95, 8821, 22481, 44105, 112405, 167599, 427139, 837995, 2135695, 198304901, 991524505, 3767793119, 18838965595]

約数ペア:

[(1, 18838965595), (5, 3767793119), (19, 991524505), (95, 198304901), (8821, 2135695), (22481, 837995), (44105, 427139), (112405, 167599)]