18519468

素因数分解:

$2^2\times 3^1\times {\mathrm{11}}^1\times {\mathrm{307}}^1\times {\mathrm{457}}^1$

素因数の和:782

約数の個数: 48

約数和(自身を含む): 47397504

約数和(自身を除く): 28878036

約数列:

[1, 2, 3, 4, 6, 11, 12, 22, 33, 44, 66, 132, 307, 457, 614, 914, 921, 1228, 1371, 1828, 1842, 2742, 3377, 3684, 5027, 5484, 6754, 10054, 10131, 13508, 15081, 20108, 20262, 30162, 40524, 60324, 140299, 280598, 420897, 561196, 841794, 1543289, 1683588, 3086578, 4629867, 6173156, 9259734, 18519468]

約数ペア:

[(1, 18519468), (2, 9259734), (3, 6173156), (4, 4629867), (6, 3086578), (11, 1683588), (12, 1543289), (22, 841794), (33, 561196), (44, 420897), (66, 280598), (132, 140299), (307, 60324), (457, 40524), (614, 30162), (914, 20262), (921, 20108), (1228, 15081), (1371, 13508), (1828, 10131), (1842, 10054), (2742, 6754), (3377, 5484), (3684, 5027)]