20622978

素因数分解:

$2^1\times 3^3\times {\mathrm{59}}^1\times {\mathrm{6473}}^1$

素因数の和:6543

約数の個数: 32

約数和(自身を含む): 46612800

約数和(自身を除く): 25989822

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 59, 118, 177, 354, 531, 1062, 1593, 3186, 6473, 12946, 19419, 38838, 58257, 116514, 174771, 349542, 381907, 763814, 1145721, 2291442, 3437163, 6874326, 10311489, 20622978]

約数ペア:

[(1, 20622978), (2, 10311489), (3, 6874326), (6, 3437163), (9, 2291442), (18, 1145721), (27, 763814), (54, 381907), (59, 349542), (118, 174771), (177, 116514), (354, 58257), (531, 38838), (1062, 19419), (1593, 12946), (3186, 6473)]