19161477

素因数分解:

$3^2\times {\mathrm{47}}^1\times {\mathrm{97}}^1\times {\mathrm{467}}^1$

素因数の和:617

約数の個数: 24

約数和(自身を含む): 28619136

約数和(自身を除く): 9457659

約数列:

[1, 3, 9, 47, 97, 141, 291, 423, 467, 873, 1401, 4203, 4559, 13677, 21949, 41031, 45299, 65847, 135897, 197541, 407691, 2129053, 6387159, 19161477]

約数ペア:

[(1, 19161477), (3, 6387159), (9, 2129053), (47, 407691), (97, 197541), (141, 135897), (291, 65847), (423, 45299), (467, 41031), (873, 21949), (1401, 13677), (4203, 4559)]