19499051

素因数分解:

${\mathrm{11}}^1\times {\mathrm{13}}^2\times {\mathrm{17}}^1\times {\mathrm{617}}^1$

素因数の和:671

約数の個数: 24

約数和(自身を含む): 24428304

約数和(自身を除く): 4929253

約数列:

[1, 11, 13, 17, 143, 169, 187, 221, 617, 1859, 2431, 2873, 6787, 8021, 10489, 31603, 88231, 104273, 115379, 136357, 1147003, 1499927, 1772641, 19499051]

約数ペア:

[(1, 19499051), (11, 1772641), (13, 1499927), (17, 1147003), (143, 136357), (169, 115379), (187, 104273), (221, 88231), (617, 31603), (1859, 10489), (2431, 8021), (2873, 6787)]