20794904

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{59}}^1\times {\mathrm{3389}}^1$

素因数の和:3467

約数の個数: 32

約数和(自身を含む): 42714000

約数和(自身を除く): 21919096

約数列:

[1, 2, 4, 8, 13, 26, 52, 59, 104, 118, 236, 472, 767, 1534, 3068, 3389, 6136, 6778, 13556, 27112, 44057, 88114, 176228, 199951, 352456, 399902, 799804, 1599608, 2599363, 5198726, 10397452, 20794904]

約数ペア:

[(1, 20794904), (2, 10397452), (4, 5198726), (8, 2599363), (13, 1599608), (26, 799804), (52, 399902), (59, 352456), (104, 199951), (118, 176228), (236, 88114), (472, 44057), (767, 27112), (1534, 13556), (3068, 6778), (3389, 6136)]