208889597992

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{2081}}^1\times {\mathrm{660391}}^1$

素因数の和:662497

約数の個数: 32

約数和(自身を含む): 412480843200

約数和(自身を除く): 203591245208

約数列:

[1, 2, 4, 8, 19, 38, 76, 152, 2081, 4162, 8324, 16648, 39539, 79078, 158156, 316312, 660391, 1320782, 2641564, 5283128, 12547429, 25094858, 50189716, 100379432, 1374273671, 2748547342, 5497094684, 10994189368, 26111199749, 52222399498, 104444798996, 208889597992]

約数ペア:

[(1, 208889597992), (2, 104444798996), (4, 52222399498), (8, 26111199749), (19, 10994189368), (38, 5497094684), (76, 2748547342), (152, 1374273671), (2081, 100379432), (4162, 50189716), (8324, 25094858), (16648, 12547429), (39539, 5283128), (79078, 2641564), (158156, 1320782), (316312, 660391)]