18947682

素因数分解:

$2^1\times 3^5\times {\mathrm{13}}^1\times {\mathrm{2999}}^1$

素因数の和:3029

約数の個数: 48

約数和(自身を含む): 45864000

約数和(自身を除く): 26916318

約数列:

[1, 2, 3, 6, 9, 13, 18, 26, 27, 39, 54, 78, 81, 117, 162, 234, 243, 351, 486, 702, 1053, 2106, 2999, 3159, 5998, 6318, 8997, 17994, 26991, 38987, 53982, 77974, 80973, 116961, 161946, 233922, 242919, 350883, 485838, 701766, 728757, 1052649, 1457514, 2105298, 3157947, 6315894, 9473841, 18947682]

約数ペア:

[(1, 18947682), (2, 9473841), (3, 6315894), (6, 3157947), (9, 2105298), (13, 1457514), (18, 1052649), (26, 728757), (27, 701766), (39, 485838), (54, 350883), (78, 242919), (81, 233922), (117, 161946), (162, 116961), (234, 80973), (243, 77974), (351, 53982), (486, 38987), (702, 26991), (1053, 17994), (2106, 8997), (2999, 6318), (3159, 5998)]