20001091

素因数分解:

${\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{83}}^1\times {\mathrm{1153}}^1$

素因数の和:1266

約数の個数: 16

約数和(自身を含む): 23264640

約数和(自身を除く): 3263549

約数列:

[1, 11, 19, 83, 209, 913, 1153, 1577, 12683, 17347, 21907, 95699, 240977, 1052689, 1818281, 20001091]

約数ペア:

[(1, 20001091), (11, 1818281), (19, 1052689), (83, 240977), (209, 95699), (913, 21907), (1153, 17347), (1577, 12683)]