16089865

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{89}}^1\times {\mathrm{173}}^1$

素因数の和:297

約数の個数: 32

約数和(自身を含む): 22550400

約数和(自身を除く): 6460535

約数列:

[1, 5, 11, 19, 55, 89, 95, 173, 209, 445, 865, 979, 1045, 1691, 1903, 3287, 4895, 8455, 9515, 15397, 16435, 18601, 36157, 76985, 93005, 169367, 180785, 292543, 846835, 1462715, 3217973, 16089865]

約数ペア:

[(1, 16089865), (5, 3217973), (11, 1462715), (19, 846835), (55, 292543), (89, 180785), (95, 169367), (173, 93005), (209, 76985), (445, 36157), (865, 18601), (979, 16435), (1045, 15397), (1691, 9515), (1903, 8455), (3287, 4895)]