1247996912

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{95471}}^1$

素因数の和:95541

約数の個数: 40

約数和(自身を含む): 2604476160

約数和(自身を除く): 1356479248

約数列:

[1, 2, 4, 8, 16, 19, 38, 43, 76, 86, 152, 172, 304, 344, 688, 817, 1634, 3268, 6536, 13072, 95471, 190942, 381884, 763768, 1527536, 1813949, 3627898, 4105253, 7255796, 8210506, 14511592, 16421012, 29023184, 32842024, 65684048, 77999807, 155999614, 311999228, 623998456, 1247996912]

約数ペア:

[(1, 1247996912), (2, 623998456), (4, 311999228), (8, 155999614), (16, 77999807), (19, 65684048), (38, 32842024), (43, 29023184), (76, 16421012), (86, 14511592), (152, 8210506), (172, 7255796), (304, 4105253), (344, 3627898), (688, 1813949), (817, 1527536), (1634, 763768), (3268, 381884), (6536, 190942), (13072, 95471)]