28390672

素因数分解:

$2^4\times {\mathrm{677}}^1\times {\mathrm{2621}}^1$

素因数の和:3306

約数の個数: 20

約数和(自身を含む): 55109196

約数和(自身を除く): 26718524

約数列:

[1, 2, 4, 8, 16, 677, 1354, 2621, 2708, 5242, 5416, 10484, 10832, 20968, 41936, 1774417, 3548834, 7097668, 14195336, 28390672]

約数ペア:

[(1, 28390672), (2, 14195336), (4, 7097668), (8, 3548834), (16, 1774417), (677, 41936), (1354, 20968), (2621, 10832), (2708, 10484), (5242, 5416)]