18529812

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{23}}^2\times {\mathrm{139}}^1$

素因数の和:202

約数の個数: 108

約数和(自身を含む): 56361760

約数和(自身を除く): 37831948

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 23, 28, 36, 42, 46, 63, 69, 84, 92, 126, 138, 139, 161, 207, 252, 276, 278, 322, 414, 417, 483, 529, 556, 644, 828, 834, 966, 973, 1058, 1251, 1449, 1587, 1668, 1932, 1946, 2116, 2502, 2898, 2919, 3174, 3197, 3703, 3892, 4761, 5004, 5796, 5838, 6348, 6394, 7406, 8757, 9522, 9591, 11109, 11676, 12788, 14812, 17514, 19044, 19182, 22218, 22379, 28773, 33327, 35028, 38364, 44436, 44758, 57546, 66654, 67137, 73531, 89516, 115092, 133308, 134274, 147062, 201411, 220593, 268548, 294124, 402822, 441186, 514717, 661779, 805644, 882372, 1029434, 1323558, 1544151, 2058868, 2647116, 3088302, 4632453, 6176604, 9264906, 18529812]

約数ペア:

[(1, 18529812), (2, 9264906), (3, 6176604), (4, 4632453), (6, 3088302), (7, 2647116), (9, 2058868), (12, 1544151), (14, 1323558), (18, 1029434), (21, 882372), (23, 805644), (28, 661779), (36, 514717), (42, 441186), (46, 402822), (63, 294124), (69, 268548), (84, 220593), (92, 201411), (126, 147062), (138, 134274), (139, 133308), (161, 115092), (207, 89516), (252, 73531), (276, 67137), (278, 66654), (322, 57546), (414, 44758), (417, 44436), (483, 38364), (529, 35028), (556, 33327), (644, 28773), (828, 22379), (834, 22218), (966, 19182), (973, 19044), (1058, 17514), (1251, 14812), (1449, 12788), (1587, 11676), (1668, 11109), (1932, 9591), (1946, 9522), (2116, 8757), (2502, 7406), (2898, 6394), (2919, 6348), (3174, 5838), (3197, 5796), (3703, 5004), (3892, 4761)]