20827646

素因数分解:

$2^1\times 7^3\times {\mathrm{97}}^1\times {\mathrm{313}}^1$

素因数の和:433

約数の個数: 32

約数和(自身を含む): 36926400

約数和(自身を除く): 16098754

約数列:

[1, 2, 7, 14, 49, 97, 98, 194, 313, 343, 626, 679, 686, 1358, 2191, 4382, 4753, 9506, 15337, 30361, 30674, 33271, 60722, 66542, 107359, 212527, 214718, 425054, 1487689, 2975378, 10413823, 20827646]

約数ペア:

[(1, 20827646), (2, 10413823), (7, 2975378), (14, 1487689), (49, 425054), (97, 214718), (98, 212527), (194, 107359), (313, 66542), (343, 60722), (626, 33271), (679, 30674), (686, 30361), (1358, 15337), (2191, 9506), (4382, 4753)]