18929694

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{450707}}^1$

素因数の和:450719

約数の個数: 16

約数和(自身を含む): 43267968

約数和(自身を除く): 24338274

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 450707, 901414, 1352121, 2704242, 3154949, 6309898, 9464847, 18929694]

約数ペア:

[(1, 18929694), (2, 9464847), (3, 6309898), (6, 3154949), (7, 2704242), (14, 1352121), (21, 901414), (42, 450707)]