19775248

素因数分解:

$2^4\times {\mathrm{83}}^1\times {\mathrm{14891}}^1$

素因数の和:14982

約数の個数: 20

約数和(自身を含む): 38778768

約数和(自身を除く): 19003520

約数列:

[1, 2, 4, 8, 16, 83, 166, 332, 664, 1328, 14891, 29782, 59564, 119128, 238256, 1235953, 2471906, 4943812, 9887624, 19775248]

約数ペア:

[(1, 19775248), (2, 9887624), (4, 4943812), (8, 2471906), (16, 1235953), (83, 238256), (166, 119128), (332, 59564), (664, 29782), (1328, 14891)]