20449312

素因数分解:

$2^5\times {\mathrm{13}}^1\times {\mathrm{49157}}^1$

素因数の和:49180

約数の個数: 24

約数和(自身を含む): 43357356

約数和(自身を除く): 22908044

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 104, 208, 416, 49157, 98314, 196628, 393256, 639041, 786512, 1278082, 1573024, 2556164, 5112328, 10224656, 20449312]

約数ペア:

[(1, 20449312), (2, 10224656), (4, 5112328), (8, 2556164), (13, 1573024), (16, 1278082), (26, 786512), (32, 639041), (52, 393256), (104, 196628), (208, 98314), (416, 49157)]