219217864

素因数分解:

$2^3\times {\mathrm{31}}^1\times {\mathrm{263}}^1\times {\mathrm{3361}}^1$

素因数の和:3661

約数の個数: 32

約数和(自身を含む): 426032640

約数和(自身を除く): 206814776

約数列:

[1, 2, 4, 8, 31, 62, 124, 248, 263, 526, 1052, 2104, 3361, 6722, 8153, 13444, 16306, 26888, 32612, 65224, 104191, 208382, 416764, 833528, 883943, 1767886, 3535772, 7071544, 27402233, 54804466, 109608932, 219217864]

約数ペア:

[(1, 219217864), (2, 109608932), (4, 54804466), (8, 27402233), (31, 7071544), (62, 3535772), (124, 1767886), (248, 883943), (263, 833528), (526, 416764), (1052, 208382), (2104, 104191), (3361, 65224), (6722, 32612), (8153, 26888), (13444, 16306)]