20928965

素因数分解:

$5^1\times {\mathrm{23}}^1\times {\mathrm{127}}^1\times {\mathrm{1433}}^1$

素因数の和:1588

約数の個数: 16

約数和(自身を含む): 26431488

約数和(自身を除く): 5502523

約数列:

[1, 5, 23, 115, 127, 635, 1433, 2921, 7165, 14605, 32959, 164795, 181991, 909955, 4185793, 20928965]

約数ペア:

[(1, 20928965), (5, 4185793), (23, 909955), (115, 181991), (127, 164795), (635, 32959), (1433, 14605), (2921, 7165)]