19419414

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{67}}^2\times {\mathrm{103}}^1$

素因数の和:249

約数の個数: 48

約数和(自身を含む): 45497088

約数和(自身を除く): 26077674

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 67, 103, 134, 201, 206, 309, 402, 469, 618, 721, 938, 1407, 1442, 2163, 2814, 4326, 4489, 6901, 8978, 13467, 13802, 20703, 26934, 31423, 41406, 48307, 62846, 94269, 96614, 144921, 188538, 289842, 462367, 924734, 1387101, 2774202, 3236569, 6473138, 9709707, 19419414]

約数ペア:

[(1, 19419414), (2, 9709707), (3, 6473138), (6, 3236569), (7, 2774202), (14, 1387101), (21, 924734), (42, 462367), (67, 289842), (103, 188538), (134, 144921), (201, 96614), (206, 94269), (309, 62846), (402, 48307), (469, 41406), (618, 31423), (721, 26934), (938, 20703), (1407, 13802), (1442, 13467), (2163, 8978), (2814, 6901), (4326, 4489)]