20469636

素因数分解:

$2^2\times 3^2\times {\mathrm{11}}^1\times {\mathrm{51691}}^1$

素因数の和:51712

約数の個数: 36

約数和(自身を含む): 56447664

約数和(自身を除く): 35978028

約数列:

[1, 2, 3, 4, 6, 9, 11, 12, 18, 22, 33, 36, 44, 66, 99, 132, 198, 396, 51691, 103382, 155073, 206764, 310146, 465219, 568601, 620292, 930438, 1137202, 1705803, 1860876, 2274404, 3411606, 5117409, 6823212, 10234818, 20469636]

約数ペア:

[(1, 20469636), (2, 10234818), (3, 6823212), (4, 5117409), (6, 3411606), (9, 2274404), (11, 1860876), (12, 1705803), (18, 1137202), (22, 930438), (33, 620292), (36, 568601), (44, 465219), (66, 310146), (99, 206764), (132, 155073), (198, 103382), (396, 51691)]