17939943

素因数分解:

$3^2\times 7^1\times {\mathrm{163}}^1\times {\mathrm{1747}}^1$

素因数の和:1923

約数の個数: 24

約数和(自身を含む): 29813888

約数和(自身を除く): 11873945

約数列:

[1, 3, 7, 9, 21, 63, 163, 489, 1141, 1467, 1747, 3423, 5241, 10269, 12229, 15723, 36687, 110061, 284761, 854283, 1993327, 2562849, 5979981, 17939943]

約数ペア:

[(1, 17939943), (3, 5979981), (7, 2562849), (9, 1993327), (21, 854283), (63, 284761), (163, 110061), (489, 36687), (1141, 15723), (1467, 12229), (1747, 10269), (3423, 5241)]