20167719

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{887}}^1$

素因数の和:967

約数の個数: 32

約数和(自身を含む): 32223744

約数和(自身を除く): 12056025

約数列:

[1, 3, 11, 13, 33, 39, 53, 143, 159, 429, 583, 689, 887, 1749, 2067, 2661, 7579, 9757, 11531, 22737, 29271, 34593, 47011, 126841, 141033, 380523, 517121, 611143, 1551363, 1833429, 6722573, 20167719]

約数ペア:

[(1, 20167719), (3, 6722573), (11, 1833429), (13, 1551363), (33, 611143), (39, 517121), (53, 380523), (143, 141033), (159, 126841), (429, 47011), (583, 34593), (689, 29271), (887, 22737), (1749, 11531), (2067, 9757), (2661, 7579)]