18965202069

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{379}}^1\times {\mathrm{65929}}^1$

素因数の和:66345

約数の個数: 32

約数和(自身を含む): 28861516800

約数和(自身を除く): 9896314731

約数列:

[1, 3, 11, 23, 33, 69, 253, 379, 759, 1137, 4169, 8717, 12507, 26151, 65929, 95887, 197787, 287661, 725219, 1516367, 2175657, 4549101, 16680037, 24987091, 50040111, 74961273, 274858001, 574703093, 824574003, 1724109279, 6321734023, 18965202069]

約数ペア:

[(1, 18965202069), (3, 6321734023), (11, 1724109279), (23, 824574003), (33, 574703093), (69, 274858001), (253, 74961273), (379, 50040111), (759, 24987091), (1137, 16680037), (4169, 4549101), (8717, 2175657), (12507, 1516367), (26151, 725219), (65929, 287661), (95887, 197787)]