18496548

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{29}}^1\times {\mathrm{2531}}^1$

素因数の和:2577

約数の個数: 72

約数和(自身を含む): 55298880

約数和(自身を除く): 36802332

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 29, 36, 42, 58, 63, 84, 87, 116, 126, 174, 203, 252, 261, 348, 406, 522, 609, 812, 1044, 1218, 1827, 2436, 2531, 3654, 5062, 7308, 7593, 10124, 15186, 17717, 22779, 30372, 35434, 45558, 53151, 70868, 73399, 91116, 106302, 146798, 159453, 212604, 220197, 293596, 318906, 440394, 513793, 637812, 660591, 880788, 1027586, 1321182, 1541379, 2055172, 2642364, 3082758, 4624137, 6165516, 9248274, 18496548]

約数ペア:

[(1, 18496548), (2, 9248274), (3, 6165516), (4, 4624137), (6, 3082758), (7, 2642364), (9, 2055172), (12, 1541379), (14, 1321182), (18, 1027586), (21, 880788), (28, 660591), (29, 637812), (36, 513793), (42, 440394), (58, 318906), (63, 293596), (84, 220197), (87, 212604), (116, 159453), (126, 146798), (174, 106302), (203, 91116), (252, 73399), (261, 70868), (348, 53151), (406, 45558), (522, 35434), (609, 30372), (812, 22779), (1044, 17717), (1218, 15186), (1827, 10124), (2436, 7593), (2531, 7308), (3654, 5062)]