20199402064

素因数分解:

$2^4\times {\mathrm{47}}^1\times {\mathrm{26860907}}^1$

素因数の和:26860962

約数の個数: 20

約数和(自身を含む): 39969031104

約数和(自身を除く): 19769629040

約数列:

[1, 2, 4, 8, 16, 47, 94, 188, 376, 752, 26860907, 53721814, 107443628, 214887256, 429774512, 1262462629, 2524925258, 5049850516, 10099701032, 20199402064]

約数ペア:

[(1, 20199402064), (2, 10099701032), (4, 5049850516), (8, 2524925258), (16, 1262462629), (47, 429774512), (94, 214887256), (188, 107443628), (376, 53721814), (752, 26860907)]