17981353

素因数分解:

${\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{1693}}^1$

素因数の和:1768

約数の個数: 16

約数和(自身を含む): 20870080

約数和(自身を除く): 2888727

約数列:

[1, 13, 19, 43, 247, 559, 817, 1693, 10621, 22009, 32167, 72799, 418171, 946387, 1383181, 17981353]

約数ペア:

[(1, 17981353), (13, 1383181), (19, 946387), (43, 418171), (247, 72799), (559, 32167), (817, 22009), (1693, 10621)]