20299045

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{127}}^1\times {\mathrm{2459}}^1$

素因数の和:2604

約数の個数: 16

約数和(自身を含む): 26449920

約数和(自身を除く): 6150875

約数列:

[1, 5, 13, 65, 127, 635, 1651, 2459, 8255, 12295, 31967, 159835, 312293, 1561465, 4059809, 20299045]

約数ペア:

[(1, 20299045), (5, 4059809), (13, 1561465), (65, 312293), (127, 159835), (635, 31967), (1651, 12295), (2459, 8255)]