30880018

素因数分解:

$2^1\times {\mathrm{13}}^2\times {\mathrm{103}}^1\times {\mathrm{887}}^1$

素因数の和:1018

約数の個数: 24

約数和(自身を含む): 50701248

約数和(自身を除く): 19821230

約数列:

[1, 2, 13, 26, 103, 169, 206, 338, 887, 1339, 1774, 2678, 11531, 17407, 23062, 34814, 91361, 149903, 182722, 299806, 1187693, 2375386, 15440009, 30880018]

約数ペア:

[(1, 30880018), (2, 15440009), (13, 2375386), (26, 1187693), (103, 299806), (169, 182722), (206, 149903), (338, 91361), (887, 34814), (1339, 23062), (1774, 17407), (2678, 11531)]