20173321047

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{53}}^1\times {\mathrm{251}}^1\times {\mathrm{45953}}^1$

素因数の和:46271

約数の個数: 32

約数和(自身を含む): 30016417536

約数和(自身を除く): 9843096489

約数列:

[1, 3, 11, 33, 53, 159, 251, 583, 753, 1749, 2761, 8283, 13303, 39909, 45953, 137859, 146333, 438999, 505483, 1516449, 2435509, 7306527, 11534203, 26790599, 34602609, 80371797, 126876233, 380628699, 611312759, 1833938277, 6724440349, 20173321047]

約数ペア:

[(1, 20173321047), (3, 6724440349), (11, 1833938277), (33, 611312759), (53, 380628699), (159, 126876233), (251, 80371797), (583, 34602609), (753, 26790599), (1749, 11534203), (2761, 7306527), (8283, 2435509), (13303, 1516449), (39909, 505483), (45953, 438999), (137859, 146333)]