20352409

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{101}}^1\times {\mathrm{2617}}^1$

素因数の和:2736

約数の個数: 16

約数和(自身を含む): 25635456

約数和(自身を除く): 5283047

約数列:

[1, 7, 11, 77, 101, 707, 1111, 2617, 7777, 18319, 28787, 201509, 264317, 1850219, 2907487, 20352409]

約数ペア:

[(1, 20352409), (7, 2907487), (11, 1850219), (77, 264317), (101, 201509), (707, 28787), (1111, 18319), (2617, 7777)]