39219808

素因数分解:

$2^5\times {\mathrm{47}}^1\times {\mathrm{89}}^1\times {\mathrm{293}}^1$

素因数の和:439

約数の個数: 48

約数和(自身を含む): 80015040

約数和(自身を除く): 40795232

約数列:

[1, 2, 4, 8, 16, 32, 47, 89, 94, 178, 188, 293, 356, 376, 586, 712, 752, 1172, 1424, 1504, 2344, 2848, 4183, 4688, 8366, 9376, 13771, 16732, 26077, 27542, 33464, 52154, 55084, 66928, 104308, 110168, 133856, 208616, 220336, 417232, 440672, 834464, 1225619, 2451238, 4902476, 9804952, 19609904, 39219808]

約数ペア:

[(1, 39219808), (2, 19609904), (4, 9804952), (8, 4902476), (16, 2451238), (32, 1225619), (47, 834464), (89, 440672), (94, 417232), (178, 220336), (188, 208616), (293, 133856), (356, 110168), (376, 104308), (586, 66928), (712, 55084), (752, 52154), (1172, 33464), (1424, 27542), (1504, 26077), (2344, 16732), (2848, 13771), (4183, 9376), (4688, 8366)]