19364553

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{281}}^1$

素因数の和:350

約数の個数: 48

約数和(自身を含む): 32847360

約数和(自身を除く): 13482807

約数列:

[1, 3, 9, 13, 19, 31, 39, 57, 93, 117, 171, 247, 279, 281, 403, 589, 741, 843, 1209, 1767, 2223, 2529, 3627, 3653, 5301, 5339, 7657, 8711, 10959, 16017, 22971, 26133, 32877, 48051, 68913, 69407, 78399, 113243, 165509, 208221, 339729, 496527, 624663, 1019187, 1489581, 2151617, 6454851, 19364553]

約数ペア:

[(1, 19364553), (3, 6454851), (9, 2151617), (13, 1489581), (19, 1019187), (31, 624663), (39, 496527), (57, 339729), (93, 208221), (117, 165509), (171, 113243), (247, 78399), (279, 69407), (281, 68913), (403, 48051), (589, 32877), (741, 26133), (843, 22971), (1209, 16017), (1767, 10959), (2223, 8711), (2529, 7657), (3627, 5339), (3653, 5301)]