20607248

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{53}}^1\times {\mathrm{1279}}^1$

素因数の和:1359

約数の個数: 40

約数和(自身を含む): 42854400

約数和(自身を除く): 22247152

約数列:

[1, 2, 4, 8, 16, 19, 38, 53, 76, 106, 152, 212, 304, 424, 848, 1007, 1279, 2014, 2558, 4028, 5116, 8056, 10232, 16112, 20464, 24301, 48602, 67787, 97204, 135574, 194408, 271148, 388816, 542296, 1084592, 1287953, 2575906, 5151812, 10303624, 20607248]

約数ペア:

[(1, 20607248), (2, 10303624), (4, 5151812), (8, 2575906), (16, 1287953), (19, 1084592), (38, 542296), (53, 388816), (76, 271148), (106, 194408), (152, 135574), (212, 97204), (304, 67787), (424, 48602), (848, 24301), (1007, 20464), (1279, 16112), (2014, 10232), (2558, 8056), (4028, 5116)]