20095369

素因数分解:

$7^1\times {\mathrm{19}}^1\times {\mathrm{139}}^1\times {\mathrm{1087}}^1$

素因数の和:1252

約数の個数: 16

約数和(自身を含む): 24371200

約数和(自身を除く): 4275831

約数列:

[1, 7, 19, 133, 139, 973, 1087, 2641, 7609, 18487, 20653, 144571, 151093, 1057651, 2870767, 20095369]

約数ペア:

[(1, 20095369), (7, 2870767), (19, 1057651), (133, 151093), (139, 144571), (973, 20653), (1087, 18487), (2641, 7609)]