20437542

素因数分解:

$2^1\times 3^3\times {\mathrm{37}}^1\times {\mathrm{53}}^1\times {\mathrm{193}}^1$

素因数の和:294

約数の個数: 64

約数和(自身を含む): 47770560

約数和(自身を除く): 27333018

約数列:

[1, 2, 3, 6, 9, 18, 27, 37, 53, 54, 74, 106, 111, 159, 193, 222, 318, 333, 386, 477, 579, 666, 954, 999, 1158, 1431, 1737, 1961, 1998, 2862, 3474, 3922, 5211, 5883, 7141, 10229, 10422, 11766, 14282, 17649, 20458, 21423, 30687, 35298, 42846, 52947, 61374, 64269, 92061, 105894, 128538, 184122, 192807, 276183, 378473, 385614, 552366, 756946, 1135419, 2270838, 3406257, 6812514, 10218771, 20437542]

約数ペア:

[(1, 20437542), (2, 10218771), (3, 6812514), (6, 3406257), (9, 2270838), (18, 1135419), (27, 756946), (37, 552366), (53, 385614), (54, 378473), (74, 276183), (106, 192807), (111, 184122), (159, 128538), (193, 105894), (222, 92061), (318, 64269), (333, 61374), (386, 52947), (477, 42846), (579, 35298), (666, 30687), (954, 21423), (999, 20458), (1158, 17649), (1431, 14282), (1737, 11766), (1961, 10422), (1998, 10229), (2862, 7141), (3474, 5883), (3922, 5211)]