20401644

素因数分解:

$2^2\times 3^1\times {\mathrm{23}}^1\times {\mathrm{193}}^1\times {\mathrm{383}}^1$

素因数の和:606

約数の個数: 48

約数和(自身を含む): 50061312

約数和(自身を除く): 29659668

約数列:

[1, 2, 3, 4, 6, 12, 23, 46, 69, 92, 138, 193, 276, 383, 386, 579, 766, 772, 1149, 1158, 1532, 2298, 2316, 4439, 4596, 8809, 8878, 13317, 17618, 17756, 26427, 26634, 35236, 52854, 53268, 73919, 105708, 147838, 221757, 295676, 443514, 887028, 1700137, 3400274, 5100411, 6800548, 10200822, 20401644]

約数ペア:

[(1, 20401644), (2, 10200822), (3, 6800548), (4, 5100411), (6, 3400274), (12, 1700137), (23, 887028), (46, 443514), (69, 295676), (92, 221757), (138, 147838), (193, 105708), (276, 73919), (383, 53268), (386, 52854), (579, 35236), (766, 26634), (772, 26427), (1149, 17756), (1158, 17618), (1532, 13317), (2298, 8878), (2316, 8809), (4439, 4596)]