20223679281

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{17}}^2\times {\mathrm{31}}^1\times {\mathrm{57881}}^1$

素因数の和:57962

約数の個数: 48

約数和(自身を含む): 31843435008

約数和(自身を除く): 11619755727

約数列:

[1, 3, 13, 17, 31, 39, 51, 93, 221, 289, 403, 527, 663, 867, 1209, 1581, 3757, 6851, 8959, 11271, 20553, 26877, 57881, 116467, 173643, 349401, 752453, 983977, 1794311, 2257359, 2951931, 5382933, 12791701, 16727609, 23326043, 30503287, 38375103, 50182827, 69978129, 91509861, 217458917, 396542731, 518555879, 652376751, 1189628193, 1555667637, 6741226427, 20223679281]

約数ペア:

[(1, 20223679281), (3, 6741226427), (13, 1555667637), (17, 1189628193), (31, 652376751), (39, 518555879), (51, 396542731), (93, 217458917), (221, 91509861), (289, 69978129), (403, 50182827), (527, 38375103), (663, 30503287), (867, 23326043), (1209, 16727609), (1581, 12791701), (3757, 5382933), (6851, 2951931), (8959, 2257359), (11271, 1794311), (20553, 983977), (26877, 752453), (57881, 349401), (116467, 173643)]