18680493923

素因数分解:

$7^1\times {\mathrm{13}}^2\times {\mathrm{41}}^1\times {\mathrm{385141}}^1$

素因数の和:385215

約数の個数: 24

約数和(自身を含む): 23681611296

約数和(自身を除く): 5001117373

約数列:

[1, 7, 13, 41, 91, 169, 287, 533, 1183, 3731, 6929, 48503, 385141, 2695987, 5006833, 15790781, 35047831, 65088829, 110535467, 205280153, 455621803, 1436961071, 2668641989, 18680493923]

約数ペア:

[(1, 18680493923), (7, 2668641989), (13, 1436961071), (41, 455621803), (91, 205280153), (169, 110535467), (287, 65088829), (533, 35047831), (1183, 15790781), (3731, 5006833), (6929, 2695987), (48503, 385141)]