19867874193

素因数分解:

$3^2\times {\mathrm{911}}^1\times {\mathrm{1291}}^1\times {\mathrm{1877}}^1$

素因数の和:4085

約数の個数: 24

約数和(自身を含む): 28767113856

約数和(自身を除く): 8899239663

約数列:

[1, 3, 9, 911, 1291, 1877, 2733, 3873, 5631, 8199, 11619, 16893, 1176101, 1709947, 2423207, 3528303, 5129841, 7269621, 10584909, 15389523, 21808863, 2207541577, 6622624731, 19867874193]

約数ペア:

[(1, 19867874193), (3, 6622624731), (9, 2207541577), (911, 21808863), (1291, 15389523), (1877, 10584909), (2733, 7269621), (3873, 5129841), (5631, 3528303), (8199, 2423207), (11619, 1709947), (16893, 1176101)]