20770191

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{113}}^1\times {\mathrm{1571}}^1$

素因数の和:1703

約数の個数: 24

約数和(自身を含む): 32615856

約数和(自身を除く): 11845665

約数列:

[1, 3, 9, 13, 39, 113, 117, 339, 1017, 1469, 1571, 4407, 4713, 13221, 14139, 20423, 61269, 177523, 183807, 532569, 1597707, 2307799, 6923397, 20770191]

約数ペア:

[(1, 20770191), (3, 6923397), (9, 2307799), (13, 1597707), (39, 532569), (113, 183807), (117, 177523), (339, 61269), (1017, 20423), (1469, 14139), (1571, 13221), (4407, 4713)]