19580253

素因数分解:

$3^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{12109}}^1$

素因数の和:12137

約数の個数: 24

約数和(自身を含む): 33132960

約数和(自身を除く): 13552707

約数列:

[1, 3, 7, 11, 21, 33, 49, 77, 147, 231, 539, 1617, 12109, 36327, 84763, 133199, 254289, 399597, 593341, 932393, 1780023, 2797179, 6526751, 19580253]

約数ペア:

[(1, 19580253), (3, 6526751), (7, 2797179), (11, 1780023), (21, 932393), (33, 593341), (49, 399597), (77, 254289), (147, 133199), (231, 84763), (539, 36327), (1617, 12109)]