30919148

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{107}}^1\times {\mathrm{5557}}^1$

素因数の和:5681

約数の個数: 24

約数和(自身を含む): 58825872

約数和(自身を除く): 27906724

約数列:

[1, 2, 4, 13, 26, 52, 107, 214, 428, 1391, 2782, 5557, 5564, 11114, 22228, 72241, 144482, 288964, 594599, 1189198, 2378396, 7729787, 15459574, 30919148]

約数ペア:

[(1, 30919148), (2, 15459574), (4, 7729787), (13, 2378396), (26, 1189198), (52, 594599), (107, 288964), (214, 144482), (428, 72241), (1391, 22228), (2782, 11114), (5557, 5564)]