19248345

素因数分解:

$3^2\times 5^1\times {\mathrm{521}}^1\times {\mathrm{821}}^1$

素因数の和:1353

約数の個数: 24

約数和(自身を含む): 33468552

約数和(自身を除く): 14220207

約数列:

[1, 3, 5, 9, 15, 45, 521, 821, 1563, 2463, 2605, 4105, 4689, 7389, 7815, 12315, 23445, 36945, 427741, 1283223, 2138705, 3849669, 6416115, 19248345]

約数ペア:

[(1, 19248345), (3, 6416115), (5, 3849669), (9, 2138705), (15, 1283223), (45, 427741), (521, 36945), (821, 23445), (1563, 12315), (2463, 7815), (2605, 7389), (4105, 4689)]