18696816

素因数分解:

$2^4\times 3^2\times {\mathrm{157}}^1\times {\mathrm{827}}^1$

素因数の和:998

約数の個数: 60

約数和(自身を含む): 52722072

約数和(自身を除く): 34025256

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 36, 48, 72, 144, 157, 314, 471, 628, 827, 942, 1256, 1413, 1654, 1884, 2481, 2512, 2826, 3308, 3768, 4962, 5652, 6616, 7443, 7536, 9924, 11304, 13232, 14886, 19848, 22608, 29772, 39696, 59544, 119088, 129839, 259678, 389517, 519356, 779034, 1038712, 1168551, 1558068, 2077424, 2337102, 3116136, 4674204, 6232272, 9348408, 18696816]

約数ペア:

[(1, 18696816), (2, 9348408), (3, 6232272), (4, 4674204), (6, 3116136), (8, 2337102), (9, 2077424), (12, 1558068), (16, 1168551), (18, 1038712), (24, 779034), (36, 519356), (48, 389517), (72, 259678), (144, 129839), (157, 119088), (314, 59544), (471, 39696), (628, 29772), (827, 22608), (942, 19848), (1256, 14886), (1413, 13232), (1654, 11304), (1884, 9924), (2481, 7536), (2512, 7443), (2826, 6616), (3308, 5652), (3768, 4962)]