19547671

素因数分解:

${\mathrm{11}}^2\times {\mathrm{13}}^1\times {\mathrm{17}}^2\times {\mathrm{43}}^1$

素因数の和:112

約数の個数: 36

約数和(自身を含む): 25151896

約数和(自身を除く): 5604225

約数列:

[1, 11, 13, 17, 43, 121, 143, 187, 221, 289, 473, 559, 731, 1573, 2057, 2431, 3179, 3757, 5203, 6149, 8041, 9503, 12427, 26741, 34969, 41327, 67639, 88451, 104533, 136697, 161551, 454597, 1149863, 1503667, 1777061, 19547671]

約数ペア:

[(1, 19547671), (11, 1777061), (13, 1503667), (17, 1149863), (43, 454597), (121, 161551), (143, 136697), (187, 104533), (221, 88451), (289, 67639), (473, 41327), (559, 34969), (731, 26741), (1573, 12427), (2057, 9503), (2431, 8041), (3179, 6149), (3757, 5203)]