8419788

素因数分解:

$2^2\times 3^4\times {\mathrm{13}}^1\times {\mathrm{1999}}^1$

素因数の和:2028

約数の個数: 60

約数和(自身を含む): 23716000

約数和(自身を除く): 15296212

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 26, 27, 36, 39, 52, 54, 78, 81, 108, 117, 156, 162, 234, 324, 351, 468, 702, 1053, 1404, 1999, 2106, 3998, 4212, 5997, 7996, 11994, 17991, 23988, 25987, 35982, 51974, 53973, 71964, 77961, 103948, 107946, 155922, 161919, 215892, 233883, 311844, 323838, 467766, 647676, 701649, 935532, 1403298, 2104947, 2806596, 4209894, 8419788]

約数ペア:

[(1, 8419788), (2, 4209894), (3, 2806596), (4, 2104947), (6, 1403298), (9, 935532), (12, 701649), (13, 647676), (18, 467766), (26, 323838), (27, 311844), (36, 233883), (39, 215892), (52, 161919), (54, 155922), (78, 107946), (81, 103948), (108, 77961), (117, 71964), (156, 53973), (162, 51974), (234, 35982), (324, 25987), (351, 23988), (468, 17991), (702, 11994), (1053, 7996), (1404, 5997), (1999, 4212), (2106, 3998)]