12378574

素因数分解:

$2^1\times {\mathrm{13}}^2\times {\mathrm{53}}^1\times {\mathrm{691}}^1$

素因数の和:772

約数の個数: 24

約数和(自身を含む): 20515032

約数和(自身を除く): 8136458

約数列:

[1, 2, 13, 26, 53, 106, 169, 338, 689, 691, 1378, 1382, 8957, 8983, 17914, 17966, 36623, 73246, 116779, 233558, 476099, 952198, 6189287, 12378574]

約数ペア:

[(1, 12378574), (2, 6189287), (13, 952198), (26, 476099), (53, 233558), (106, 116779), (169, 73246), (338, 36623), (689, 17966), (691, 17914), (1378, 8983), (1382, 8957)]