20197411

素因数分解:

${\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{59}}^1\times {\mathrm{1549}}^1$

素因数の和:1638

約数の個数: 16

約数和(自身を含む): 23436000

約数和(自身を除く): 3238589

約数列:

[1, 13, 17, 59, 221, 767, 1003, 1549, 13039, 20137, 26333, 91391, 342329, 1188083, 1553647, 20197411]

約数ペア:

[(1, 20197411), (13, 1553647), (17, 1188083), (59, 342329), (221, 91391), (767, 26333), (1003, 20137), (1549, 13039)]