1878888

素因数分解:

$2^3\times 3^1\times {\mathrm{11}}^2\times {\mathrm{647}}^1$

素因数の和:678

約数の個数: 48

約数和(自身を含む): 5171040

約数和(自身を除く): 3292152

約数列:

[1, 2, 3, 4, 6, 8, 11, 12, 22, 24, 33, 44, 66, 88, 121, 132, 242, 264, 363, 484, 647, 726, 968, 1294, 1452, 1941, 2588, 2904, 3882, 5176, 7117, 7764, 14234, 15528, 21351, 28468, 42702, 56936, 78287, 85404, 156574, 170808, 234861, 313148, 469722, 626296, 939444, 1878888]

約数ペア:

[(1, 1878888), (2, 939444), (3, 626296), (4, 469722), (6, 313148), (8, 234861), (11, 170808), (12, 156574), (22, 85404), (24, 78287), (33, 56936), (44, 42702), (66, 28468), (88, 21351), (121, 15528), (132, 14234), (242, 7764), (264, 7117), (363, 5176), (484, 3882), (647, 2904), (726, 2588), (968, 1941), (1294, 1452)]