19323808

素因数分解:

$2^5\times 7^1\times {\mathrm{281}}^1\times {\mathrm{307}}^1$

素因数の和:605

約数の個数: 48

約数和(自身を含む): 43775424

約数和(自身を除く): 24451616

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 112, 224, 281, 307, 562, 614, 1124, 1228, 1967, 2149, 2248, 2456, 3934, 4298, 4496, 4912, 7868, 8596, 8992, 9824, 15736, 17192, 31472, 34384, 62944, 68768, 86267, 172534, 345068, 603869, 690136, 1207738, 1380272, 2415476, 2760544, 4830952, 9661904, 19323808]

約数ペア:

[(1, 19323808), (2, 9661904), (4, 4830952), (7, 2760544), (8, 2415476), (14, 1380272), (16, 1207738), (28, 690136), (32, 603869), (56, 345068), (112, 172534), (224, 86267), (281, 68768), (307, 62944), (562, 34384), (614, 31472), (1124, 17192), (1228, 15736), (1967, 9824), (2149, 8992), (2248, 8596), (2456, 7868), (3934, 4912), (4298, 4496)]