20430719

素因数分解:

${\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{1471}}^1$

素因数の和:1550

約数の個数: 16

約数和(自身を含む): 23316480

約数和(自身を除く): 2885761

約数列:

[1, 17, 19, 43, 323, 731, 817, 1471, 13889, 25007, 27949, 63253, 475133, 1075301, 1201807, 20430719]

約数ペア:

[(1, 20430719), (17, 1201807), (19, 1075301), (43, 475133), (323, 63253), (731, 27949), (817, 25007), (1471, 13889)]