19876259

素因数分解:

${\mathrm{13}}^3\times {\mathrm{83}}^1\times {\mathrm{109}}^1$

素因数の和:231

約数の個数: 16

約数和(自身を含む): 21991200

約数和(自身を除く): 2114941

約数列:

[1, 13, 83, 109, 169, 1079, 1417, 2197, 9047, 14027, 18421, 117611, 182351, 239473, 1528943, 19876259]

約数ペア:

[(1, 19876259), (13, 1528943), (83, 239473), (109, 182351), (169, 117611), (1079, 18421), (1417, 14027), (2197, 9047)]