20301567

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{1279}}^1$

素因数の和:1343

約数の個数: 32

約数和(自身を含む): 32686080

約数和(自身を除く): 12384513

約数列:

[1, 3, 11, 13, 33, 37, 39, 111, 143, 407, 429, 481, 1221, 1279, 1443, 3837, 5291, 14069, 15873, 16627, 42207, 47323, 49881, 141969, 182897, 520553, 548691, 615199, 1561659, 1845597, 6767189, 20301567]

約数ペア:

[(1, 20301567), (3, 6767189), (11, 1845597), (13, 1561659), (33, 615199), (37, 548691), (39, 520553), (111, 182897), (143, 141969), (407, 49881), (429, 47323), (481, 42207), (1221, 16627), (1279, 15873), (1443, 14069), (3837, 5291)]