20296908

素因数分解:

$2^2\times 3^2\times {\mathrm{461}}^1\times {\mathrm{1223}}^1$

素因数の和:1694

約数の個数: 36

約数和(自身を含む): 51459408

約数和(自身を除く): 31162500

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 461, 922, 1223, 1383, 1844, 2446, 2766, 3669, 4149, 4892, 5532, 7338, 8298, 11007, 14676, 16596, 22014, 44028, 563803, 1127606, 1691409, 2255212, 3382818, 5074227, 6765636, 10148454, 20296908]

約数ペア:

[(1, 20296908), (2, 10148454), (3, 6765636), (4, 5074227), (6, 3382818), (9, 2255212), (12, 1691409), (18, 1127606), (36, 563803), (461, 44028), (922, 22014), (1223, 16596), (1383, 14676), (1844, 11007), (2446, 8298), (2766, 7338), (3669, 5532), (4149, 4892)]