19955182

素因数分解:

$2^1\times {\mathrm{13}}^2\times {\mathrm{43}}^1\times {\mathrm{1373}}^1$

素因数の和:1444

約数の個数: 24

約数和(自身を含む): 33190344

約数和(自身を除く): 13235162

約数列:

[1, 2, 13, 26, 43, 86, 169, 338, 559, 1118, 1373, 2746, 7267, 14534, 17849, 35698, 59039, 118078, 232037, 464074, 767507, 1535014, 9977591, 19955182]

約数ペア:

[(1, 19955182), (2, 9977591), (13, 1535014), (26, 767507), (43, 464074), (86, 232037), (169, 118078), (338, 59039), (559, 35698), (1118, 17849), (1373, 14534), (2746, 7267)]