20328282

素因数分解:

$2^1\times 3^2\times {\mathrm{13}}^1\times {\mathrm{109}}^1\times {\mathrm{797}}^1$

素因数の和:927

約数の個数: 48

約数和(自身を含む): 47927880

約数和(自身を除く): 27599598

約数列:

[1, 2, 3, 6, 9, 13, 18, 26, 39, 78, 109, 117, 218, 234, 327, 654, 797, 981, 1417, 1594, 1962, 2391, 2834, 4251, 4782, 7173, 8502, 10361, 12753, 14346, 20722, 25506, 31083, 62166, 86873, 93249, 173746, 186498, 260619, 521238, 781857, 1129349, 1563714, 2258698, 3388047, 6776094, 10164141, 20328282]

約数ペア:

[(1, 20328282), (2, 10164141), (3, 6776094), (6, 3388047), (9, 2258698), (13, 1563714), (18, 1129349), (26, 781857), (39, 521238), (78, 260619), (109, 186498), (117, 173746), (218, 93249), (234, 86873), (327, 62166), (654, 31083), (797, 25506), (981, 20722), (1417, 14346), (1594, 12753), (1962, 10361), (2391, 8502), (2834, 7173), (4251, 4782)]