19637086

素因数分解:

$2^1\times 7^1\times {\mathrm{139}}^1\times {\mathrm{10091}}^1$

素因数の和:10239

約数の個数: 16

約数和(自身を含む): 33909120

約数和(自身を除く): 14272034

約数列:

[1, 2, 7, 14, 139, 278, 973, 1946, 10091, 20182, 70637, 141274, 1402649, 2805298, 9818543, 19637086]

約数ペア:

[(1, 19637086), (2, 9818543), (7, 2805298), (14, 1402649), (139, 141274), (278, 70637), (973, 20182), (1946, 10091)]