208432856

素因数分解:

$2^3\times {\mathrm{239}}^1\times {\mathrm{109013}}^1$

素因数の和:109258

約数の個数: 16

約数和(自身を含む): 392450400

約数和(自身を除く): 184017544

約数列:

[1, 2, 4, 8, 239, 478, 956, 1912, 109013, 218026, 436052, 872104, 26054107, 52108214, 104216428, 208432856]

約数ペア:

[(1, 208432856), (2, 104216428), (4, 52108214), (8, 26054107), (239, 872104), (478, 436052), (956, 218026), (1912, 109013)]