318272176

素因数分解:

$2^4\times {\mathrm{41}}^1\times {\mathrm{485171}}^1$

素因数の和:485220

約数の個数: 20

約数和(自身を含む): 631693944

約数和(自身を除く): 313421768

約数列:

[1, 2, 4, 8, 16, 41, 82, 164, 328, 656, 485171, 970342, 1940684, 3881368, 7762736, 19892011, 39784022, 79568044, 159136088, 318272176]

約数ペア:

[(1, 318272176), (2, 159136088), (4, 79568044), (8, 39784022), (16, 19892011), (41, 7762736), (82, 3881368), (164, 1940684), (328, 970342), (656, 485171)]