20317473

素因数分解:

$3^5\times {\mathrm{11}}^2\times {\mathrm{691}}^1$

素因数の和:728

約数の個数: 36

約数和(自身を含む): 33501104

約数和(自身を除く): 13183631

約数列:

[1, 3, 9, 11, 27, 33, 81, 99, 121, 243, 297, 363, 691, 891, 1089, 2073, 2673, 3267, 6219, 7601, 9801, 18657, 22803, 29403, 55971, 68409, 83611, 167913, 205227, 250833, 615681, 752499, 1847043, 2257497, 6772491, 20317473]

約数ペア:

[(1, 20317473), (3, 6772491), (9, 2257497), (11, 1847043), (27, 752499), (33, 615681), (81, 250833), (99, 205227), (121, 167913), (243, 83611), (297, 68409), (363, 55971), (691, 29403), (891, 22803), (1089, 18657), (2073, 9801), (2673, 7601), (3267, 6219)]