20937644

素因数分解:

$2^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{97}}^1\times {\mathrm{593}}^1$

素因数の和:714

約数の個数: 48

約数和(自身を含む): 45638208

約数和(自身を除く): 24700564

約数列:

[1, 2, 4, 7, 13, 14, 26, 28, 52, 91, 97, 182, 194, 364, 388, 593, 679, 1186, 1261, 1358, 2372, 2522, 2716, 4151, 5044, 7709, 8302, 8827, 15418, 16604, 17654, 30836, 35308, 53963, 57521, 107926, 115042, 215852, 230084, 402647, 747773, 805294, 1495546, 1610588, 2991092, 5234411, 10468822, 20937644]

約数ペア:

[(1, 20937644), (2, 10468822), (4, 5234411), (7, 2991092), (13, 1610588), (14, 1495546), (26, 805294), (28, 747773), (52, 402647), (91, 230084), (97, 215852), (182, 115042), (194, 107926), (364, 57521), (388, 53963), (593, 35308), (679, 30836), (1186, 17654), (1261, 16604), (1358, 15418), (2372, 8827), (2522, 8302), (2716, 7709), (4151, 5044)]