19876911

素因数分解:

$3^1\times {\mathrm{47}}^1\times {\mathrm{61}}^1\times {\mathrm{2311}}^1$

素因数の和:2422

約数の個数: 16

約数和(自身を含む): 27522048

約数和(自身を除く): 7645137

約数列:

[1, 3, 47, 61, 141, 183, 2311, 2867, 6933, 8601, 108617, 140971, 325851, 422913, 6625637, 19876911]

約数ペア:

[(1, 19876911), (3, 6625637), (47, 422913), (61, 325851), (141, 140971), (183, 108617), (2311, 8601), (2867, 6933)]