20503329

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^2\times {\mathrm{8069}}^1$

素因数の和:8101

約数の個数: 24

約数和(自身を含む): 34345920

約数和(自身を除く): 13842591

約数列:

[1, 3, 7, 11, 21, 33, 77, 121, 231, 363, 847, 2541, 8069, 24207, 56483, 88759, 169449, 266277, 621313, 976349, 1863939, 2929047, 6834443, 20503329]

約数ペア:

[(1, 20503329), (3, 6834443), (7, 2929047), (11, 1863939), (21, 976349), (33, 621313), (77, 266277), (121, 169449), (231, 88759), (363, 56483), (847, 24207), (2541, 8069)]