19704993

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{85303}}^1$

素因数の和:85324

約数の個数: 16

約数和(自身を含む): 32756736

約数和(自身を除く): 13051743

約数列:

[1, 3, 7, 11, 21, 33, 77, 231, 85303, 255909, 597121, 938333, 1791363, 2814999, 6568331, 19704993]

約数ペア:

[(1, 19704993), (3, 6568331), (7, 2814999), (11, 1791363), (21, 938333), (33, 597121), (77, 255909), (231, 85303)]