20643602

素因数分解:

$2^1\times 7^2\times {\mathrm{313}}^1\times {\mathrm{673}}^1$

素因数の和:1002

約数の個数: 24

約数和(自身を含む): 36189756

約数和(自身を除く): 15546154

約数列:

[1, 2, 7, 14, 49, 98, 313, 626, 673, 1346, 2191, 4382, 4711, 9422, 15337, 30674, 32977, 65954, 210649, 421298, 1474543, 2949086, 10321801, 20643602]

約数ペア:

[(1, 20643602), (2, 10321801), (7, 2949086), (14, 1474543), (49, 421298), (98, 210649), (313, 65954), (626, 32977), (673, 30674), (1346, 15337), (2191, 9422), (4382, 4711)]