19927290

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{664243}}^1$

素因数の和:664253

約数の個数: 16

約数和(自身を含む): 47825568

約数和(自身を除く): 27898278

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 664243, 1328486, 1992729, 3321215, 3985458, 6642430, 9963645, 19927290]

約数ペア:

[(1, 19927290), (2, 9963645), (3, 6642430), (5, 3985458), (6, 3321215), (10, 1992729), (15, 1328486), (30, 664243)]