20443129

素因数分解:

$7^1\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{4643}}^1$

素因数の和:4704

約数の個数: 16

約数和(自身を含む): 25411968

約数和(自身を除く): 4968839

約数列:

[1, 7, 17, 37, 119, 259, 629, 4403, 4643, 32501, 78931, 171791, 552517, 1202537, 2920447, 20443129]

約数ペア:

[(1, 20443129), (7, 2920447), (17, 1202537), (37, 552517), (119, 171791), (259, 78931), (629, 32501), (4403, 4643)]