19019196

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{71}}^1\times {\mathrm{1063}}^1$

素因数の和:1151

約数の個数: 72

約数和(自身を含む): 55770624

約数和(自身を除く): 36751428

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 63, 71, 84, 126, 142, 213, 252, 284, 426, 497, 639, 852, 994, 1063, 1278, 1491, 1988, 2126, 2556, 2982, 3189, 4252, 4473, 5964, 6378, 7441, 8946, 9567, 12756, 14882, 17892, 19134, 22323, 29764, 38268, 44646, 66969, 75473, 89292, 133938, 150946, 226419, 267876, 301892, 452838, 528311, 679257, 905676, 1056622, 1358514, 1584933, 2113244, 2717028, 3169866, 4754799, 6339732, 9509598, 19019196]

約数ペア:

[(1, 19019196), (2, 9509598), (3, 6339732), (4, 4754799), (6, 3169866), (7, 2717028), (9, 2113244), (12, 1584933), (14, 1358514), (18, 1056622), (21, 905676), (28, 679257), (36, 528311), (42, 452838), (63, 301892), (71, 267876), (84, 226419), (126, 150946), (142, 133938), (213, 89292), (252, 75473), (284, 66969), (426, 44646), (497, 38268), (639, 29764), (852, 22323), (994, 19134), (1063, 17892), (1278, 14882), (1491, 12756), (1988, 9567), (2126, 8946), (2556, 7441), (2982, 6378), (3189, 5964), (4252, 4473)]