20947716

素因数分解:

$2^2\times 3^2\times {\mathrm{311}}^1\times {\mathrm{1871}}^1$

素因数の和:2192

約数の個数: 36

約数和(自身を含む): 53149824

約数和(自身を除く): 32202108

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 311, 622, 933, 1244, 1866, 1871, 2799, 3732, 3742, 5598, 5613, 7484, 11196, 11226, 16839, 22452, 33678, 67356, 581881, 1163762, 1745643, 2327524, 3491286, 5236929, 6982572, 10473858, 20947716]

約数ペア:

[(1, 20947716), (2, 10473858), (3, 6982572), (4, 5236929), (6, 3491286), (9, 2327524), (12, 1745643), (18, 1163762), (36, 581881), (311, 67356), (622, 33678), (933, 22452), (1244, 16839), (1866, 11226), (1871, 11196), (2799, 7484), (3732, 5613), (3742, 5598)]