20177716

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{16871}}^1$

素因数の和:16911

約数の個数: 24

約数和(自身を含む): 39682944

約数和(自身を除く): 19505228

約数列:

[1, 2, 4, 13, 23, 26, 46, 52, 92, 299, 598, 1196, 16871, 33742, 67484, 219323, 388033, 438646, 776066, 877292, 1552132, 5044429, 10088858, 20177716]

約数ペア:

[(1, 20177716), (2, 10088858), (4, 5044429), (13, 1552132), (23, 877292), (26, 776066), (46, 438646), (52, 388033), (92, 219323), (299, 67484), (598, 33742), (1196, 16871)]