90439952

素因数分解:

$2^4\times {\mathrm{269}}^1\times {\mathrm{21013}}^1$

素因数の和:21290

約数の個数: 20

約数和(自身を含む): 175887180

約数和(自身を除く): 85447228

約数列:

[1, 2, 4, 8, 16, 269, 538, 1076, 2152, 4304, 21013, 42026, 84052, 168104, 336208, 5652497, 11304994, 22609988, 45219976, 90439952]

約数ペア:

[(1, 90439952), (2, 45219976), (4, 22609988), (8, 11304994), (16, 5652497), (269, 336208), (538, 168104), (1076, 84052), (2152, 42026), (4304, 21013)]