20008417

素因数分解:

${\mathrm{11}}^1\times {\mathrm{13}}^2\times {\mathrm{47}}^1\times {\mathrm{229}}^1$

素因数の和:313

約数の個数: 24

約数和(自身を含む): 24243840

約数和(自身を除く): 4235423

約数列:

[1, 11, 13, 47, 143, 169, 229, 517, 611, 1859, 2519, 2977, 6721, 7943, 10763, 32747, 38701, 87373, 118393, 139919, 425711, 1539109, 1818947, 20008417]

約数ペア:

[(1, 20008417), (11, 1818947), (13, 1539109), (47, 425711), (143, 139919), (169, 118393), (229, 87373), (517, 38701), (611, 32747), (1859, 10763), (2519, 7943), (2977, 6721)]