164030896

素因数分解:

$2^4\times {\mathrm{43}}^1\times {\mathrm{238417}}^1$

素因数の和:238468

約数の個数: 20

約数和(自身を含む): 325202152

約数和(自身を除く): 161171256

約数列:

[1, 2, 4, 8, 16, 43, 86, 172, 344, 688, 238417, 476834, 953668, 1907336, 3814672, 10251931, 20503862, 41007724, 82015448, 164030896]

約数ペア:

[(1, 164030896), (2, 82015448), (4, 41007724), (8, 20503862), (16, 10251931), (43, 3814672), (86, 1907336), (172, 953668), (344, 476834), (688, 238417)]