20006558

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{13}}^2\times {\mathrm{5381}}^1$

素因数の和:5420

約数の個数: 24

約数和(自身を含む): 35456616

約数和(自身を除く): 15450058

約数列:

[1, 2, 11, 13, 22, 26, 143, 169, 286, 338, 1859, 3718, 5381, 10762, 59191, 69953, 118382, 139906, 769483, 909389, 1538966, 1818778, 10003279, 20006558]

約数ペア:

[(1, 20006558), (2, 10003279), (11, 1818778), (13, 1538966), (22, 909389), (26, 769483), (143, 139906), (169, 118382), (286, 69953), (338, 59191), (1859, 10762), (3718, 5381)]