19570269

素因数分解:

$3^1\times {\mathrm{31}}^1\times {\mathrm{163}}^1\times {\mathrm{1291}}^1$

素因数の和:1488

約数の個数: 16

約数和(自身を含む): 27121664

約数和(自身を除く): 7551395

約数列:

[1, 3, 31, 93, 163, 489, 1291, 3873, 5053, 15159, 40021, 120063, 210433, 631299, 6523423, 19570269]

約数ペア:

[(1, 19570269), (3, 6523423), (31, 631299), (93, 210433), (163, 120063), (489, 40021), (1291, 15159), (3873, 5053)]