19578832

素因数分解:

$2^4\times 7^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{113}}^1$

素因数の和:165

約数の個数: 120

約数和(自身を含む): 50762376

約数和(自身を除く): 31183544

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 17, 26, 28, 34, 49, 52, 56, 68, 91, 98, 104, 112, 113, 119, 136, 182, 196, 208, 221, 226, 238, 272, 364, 392, 442, 452, 476, 637, 728, 784, 791, 833, 884, 904, 952, 1274, 1456, 1469, 1547, 1582, 1666, 1768, 1808, 1904, 1921, 2548, 2938, 3094, 3164, 3332, 3536, 3842, 5096, 5537, 5876, 6188, 6328, 6664, 7684, 10192, 10283, 10829, 11074, 11752, 12376, 12656, 13328, 13447, 15368, 20566, 21658, 22148, 23504, 24752, 24973, 26894, 30736, 41132, 43316, 44296, 49946, 53788, 71981, 82264, 86632, 88592, 94129, 99892, 107576, 143962, 164528, 173264, 174811, 188258, 199784, 215152, 287924, 349622, 376516, 399568, 575848, 699244, 753032, 1151696, 1223677, 1398488, 1506064, 2447354, 2796976, 4894708, 9789416, 19578832]

約数ペア:

[(1, 19578832), (2, 9789416), (4, 4894708), (7, 2796976), (8, 2447354), (13, 1506064), (14, 1398488), (16, 1223677), (17, 1151696), (26, 753032), (28, 699244), (34, 575848), (49, 399568), (52, 376516), (56, 349622), (68, 287924), (91, 215152), (98, 199784), (104, 188258), (112, 174811), (113, 173264), (119, 164528), (136, 143962), (182, 107576), (196, 99892), (208, 94129), (221, 88592), (226, 86632), (238, 82264), (272, 71981), (364, 53788), (392, 49946), (442, 44296), (452, 43316), (476, 41132), (637, 30736), (728, 26894), (784, 24973), (791, 24752), (833, 23504), (884, 22148), (904, 21658), (952, 20566), (1274, 15368), (1456, 13447), (1469, 13328), (1547, 12656), (1582, 12376), (1666, 11752), (1768, 11074), (1808, 10829), (1904, 10283), (1921, 10192), (2548, 7684), (2938, 6664), (3094, 6328), (3164, 6188), (3332, 5876), (3536, 5537), (3842, 5096)]