18978504

素因数分解:

$2^3\times 3^1\times {\mathrm{139}}^1\times {\mathrm{5689}}^1$

素因数の和:5837

約数の個数: 32

約数和(自身を含む): 47796000

約数和(自身を除く): 28817496

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 139, 278, 417, 556, 834, 1112, 1668, 3336, 5689, 11378, 17067, 22756, 34134, 45512, 68268, 136536, 790771, 1581542, 2372313, 3163084, 4744626, 6326168, 9489252, 18978504]

約数ペア:

[(1, 18978504), (2, 9489252), (3, 6326168), (4, 4744626), (6, 3163084), (8, 2372313), (12, 1581542), (24, 790771), (139, 136536), (278, 68268), (417, 45512), (556, 34134), (834, 22756), (1112, 17067), (1668, 11378), (3336, 5689)]