2178896

素因数分解:

$2^4\times {\mathrm{43}}^1\times {\mathrm{3167}}^1$

素因数の和:3218

約数の個数: 20

約数和(自身を含む): 4321152

約数和(自身を除く): 2142256

約数列:

[1, 2, 4, 8, 16, 43, 86, 172, 344, 688, 3167, 6334, 12668, 25336, 50672, 136181, 272362, 544724, 1089448, 2178896]

約数ペア:

[(1, 2178896), (2, 1089448), (4, 544724), (8, 272362), (16, 136181), (43, 50672), (86, 25336), (172, 12668), (344, 6334), (688, 3167)]