20266506

素因数分解:

$2^1\times 3^2\times {\mathrm{13}}^1\times {\mathrm{257}}^1\times {\mathrm{337}}^1$

素因数の和:615

約数の個数: 48

約数和(自身を含む): 47613384

約数和(自身を除く): 27346878

約数列:

[1, 2, 3, 6, 9, 13, 18, 26, 39, 78, 117, 234, 257, 337, 514, 674, 771, 1011, 1542, 2022, 2313, 3033, 3341, 4381, 4626, 6066, 6682, 8762, 10023, 13143, 20046, 26286, 30069, 39429, 60138, 78858, 86609, 173218, 259827, 519654, 779481, 1125917, 1558962, 2251834, 3377751, 6755502, 10133253, 20266506]

約数ペア:

[(1, 20266506), (2, 10133253), (3, 6755502), (6, 3377751), (9, 2251834), (13, 1558962), (18, 1125917), (26, 779481), (39, 519654), (78, 259827), (117, 173218), (234, 86609), (257, 78858), (337, 60138), (514, 39429), (674, 30069), (771, 26286), (1011, 20046), (1542, 13143), (2022, 10023), (2313, 8762), (3033, 6682), (3341, 6066), (4381, 4626)]