20697348

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{53}}^1\times {\mathrm{4649}}^1$

素因数の和:4716

約数の個数: 48

約数和(自身を含む): 56246400

約数和(自身を除く): 35549052

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 53, 84, 106, 159, 212, 318, 371, 636, 742, 1113, 1484, 2226, 4452, 4649, 9298, 13947, 18596, 27894, 32543, 55788, 65086, 97629, 130172, 195258, 246397, 390516, 492794, 739191, 985588, 1478382, 1724779, 2956764, 3449558, 5174337, 6899116, 10348674, 20697348]

約数ペア:

[(1, 20697348), (2, 10348674), (3, 6899116), (4, 5174337), (6, 3449558), (7, 2956764), (12, 1724779), (14, 1478382), (21, 985588), (28, 739191), (42, 492794), (53, 390516), (84, 246397), (106, 195258), (159, 130172), (212, 97629), (318, 65086), (371, 55788), (636, 32543), (742, 27894), (1113, 18596), (1484, 13947), (2226, 9298), (4452, 4649)]