19235854

素因数分解:

$2^1\times {\mathrm{11}}^2\times {\mathrm{101}}^1\times {\mathrm{787}}^1$

素因数の和:912

約数の個数: 24

約数和(自身を含む): 32070024

約数和(自身を除く): 12834170

約数列:

[1, 2, 11, 22, 101, 121, 202, 242, 787, 1111, 1574, 2222, 8657, 12221, 17314, 24442, 79487, 95227, 158974, 190454, 874357, 1748714, 9617927, 19235854]

約数ペア:

[(1, 19235854), (2, 9617927), (11, 1748714), (22, 874357), (101, 190454), (121, 158974), (202, 95227), (242, 79487), (787, 24442), (1111, 17314), (1574, 12221), (2222, 8657)]