19527189

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{157}}^1\times {\mathrm{3769}}^1$

素因数の和:3940

約数の個数: 16

約数和(自身を含む): 28591680

約数和(自身を除く): 9064491

約数列:

[1, 3, 11, 33, 157, 471, 1727, 3769, 5181, 11307, 41459, 124377, 591733, 1775199, 6509063, 19527189]

約数ペア:

[(1, 19527189), (3, 6509063), (11, 1775199), (33, 591733), (157, 124377), (471, 41459), (1727, 11307), (3769, 5181)]