19401728639

素因数分解:

${\mathrm{47}}^1\times {\mathrm{89}}^1\times {\mathrm{571}}^1\times {\mathrm{8123}}^1$

素因数の和:8830

約数の個数: 16

約数和(自身を含む): 20074728960

約数和(自身を除く): 673000321

約数列:

[1, 47, 89, 571, 4183, 8123, 26837, 50819, 381781, 722947, 2388493, 4638233, 33978509, 217996951, 412802737, 19401728639]

約数ペア:

[(1, 19401728639), (47, 412802737), (89, 217996951), (571, 33978509), (4183, 4638233), (8123, 2388493), (26837, 722947), (50819, 381781)]