19738862

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{13}}^2\times {\mathrm{5309}}^1$

素因数の和:5348

約数の個数: 24

約数和(自身を含む): 34982280

約数和(自身を除く): 15243418

約数列:

[1, 2, 11, 13, 22, 26, 143, 169, 286, 338, 1859, 3718, 5309, 10618, 58399, 69017, 116798, 138034, 759187, 897221, 1518374, 1794442, 9869431, 19738862]

約数ペア:

[(1, 19738862), (2, 9869431), (11, 1794442), (13, 1518374), (22, 897221), (26, 759187), (143, 138034), (169, 116798), (286, 69017), (338, 58399), (1859, 10618), (3718, 5309)]