18213894

素因数分解:

$2^1\times 3^2\times {\mathrm{19}}^2\times {\mathrm{2803}}^1$

素因数の和:2849

約数の個数: 36

約数和(自身を含む): 41664636

約数和(自身を除く): 23450742

約数列:

[1, 2, 3, 6, 9, 18, 19, 38, 57, 114, 171, 342, 361, 722, 1083, 2166, 2803, 3249, 5606, 6498, 8409, 16818, 25227, 50454, 53257, 106514, 159771, 319542, 479313, 958626, 1011883, 2023766, 3035649, 6071298, 9106947, 18213894]

約数ペア:

[(1, 18213894), (2, 9106947), (3, 6071298), (6, 3035649), (9, 2023766), (18, 1011883), (19, 958626), (38, 479313), (57, 319542), (114, 159771), (171, 106514), (342, 53257), (361, 50454), (722, 25227), (1083, 16818), (2166, 8409), (2803, 6498), (3249, 5606)]