20044505

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{113}}^1\times {\mathrm{2729}}^1$

素因数の和:2860

約数の個数: 16

約数和(自身を含む): 26142480

約数和(自身を除く): 6097975

約数列:

[1, 5, 13, 65, 113, 565, 1469, 2729, 7345, 13645, 35477, 177385, 308377, 1541885, 4008901, 20044505]

約数ペア:

[(1, 20044505), (5, 4008901), (13, 1541885), (65, 308377), (113, 177385), (565, 35477), (1469, 13645), (2729, 7345)]