19240135

素因数分解:

$5^1\times {\mathrm{43}}^1\times {\mathrm{109}}^1\times {\mathrm{821}}^1$

素因数の和:978

約数の個数: 16

約数和(自身を含む): 23870880

約数和(自身を除く): 4630745

約数列:

[1, 5, 43, 109, 215, 545, 821, 4105, 4687, 23435, 35303, 89489, 176515, 447445, 3848027, 19240135]

約数ペア:

[(1, 19240135), (5, 3848027), (43, 447445), (109, 176515), (215, 89489), (545, 35303), (821, 23435), (4105, 4687)]