217804515832

素因数分解:

$2^3\times {\mathrm{37}}^2\times {\mathrm{19887191}}^1$

素因数の和:19887271

約数の個数: 24

約数和(自身を含む): 419719187160

約数和(自身を除く): 201914671328

約数列:

[1, 2, 4, 8, 37, 74, 148, 296, 1369, 2738, 5476, 10952, 19887191, 39774382, 79548764, 159097528, 735826067, 1471652134, 2943304268, 5886608536, 27225564479, 54451128958, 108902257916, 217804515832]

約数ペア:

[(1, 217804515832), (2, 108902257916), (4, 54451128958), (8, 27225564479), (37, 5886608536), (74, 2943304268), (148, 1471652134), (296, 735826067), (1369, 159097528), (2738, 79548764), (5476, 39774382), (10952, 19887191)]