20963436

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^2\times {\mathrm{10337}}^1$

素因数の和:10370

約数の個数: 36

約数和(自身を含む): 52971912

約数和(自身を除く): 32008476

約数列:

[1, 2, 3, 4, 6, 12, 13, 26, 39, 52, 78, 156, 169, 338, 507, 676, 1014, 2028, 10337, 20674, 31011, 41348, 62022, 124044, 134381, 268762, 403143, 537524, 806286, 1612572, 1746953, 3493906, 5240859, 6987812, 10481718, 20963436]

約数ペア:

[(1, 20963436), (2, 10481718), (3, 6987812), (4, 5240859), (6, 3493906), (12, 1746953), (13, 1612572), (26, 806286), (39, 537524), (52, 403143), (78, 268762), (156, 134381), (169, 124044), (338, 62022), (507, 41348), (676, 31011), (1014, 20674), (2028, 10337)]