20507604

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{2797}}^1$

素因数の和:2864

約数の個数: 48

約数和(自身を含む): 52647168

約数和(自身を除く): 32139564

約数列:

[1, 2, 3, 4, 6, 12, 13, 26, 39, 47, 52, 78, 94, 141, 156, 188, 282, 564, 611, 1222, 1833, 2444, 2797, 3666, 5594, 7332, 8391, 11188, 16782, 33564, 36361, 72722, 109083, 131459, 145444, 218166, 262918, 394377, 436332, 525836, 788754, 1577508, 1708967, 3417934, 5126901, 6835868, 10253802, 20507604]

約数ペア:

[(1, 20507604), (2, 10253802), (3, 6835868), (4, 5126901), (6, 3417934), (12, 1708967), (13, 1577508), (26, 788754), (39, 525836), (47, 436332), (52, 394377), (78, 262918), (94, 218166), (141, 145444), (156, 131459), (188, 109083), (282, 72722), (564, 36361), (611, 33564), (1222, 16782), (1833, 11188), (2444, 8391), (2797, 7332), (3666, 5594)]