20893873

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{20873}}^1$

素因数の和:20904

約数の個数: 16

約数和(自身を含む): 28054656

約数和(自身を除く): 7160783

約数列:

[1, 7, 11, 13, 77, 91, 143, 1001, 20873, 146111, 229603, 271349, 1607221, 1899443, 2984839, 20893873]

約数ペア:

[(1, 20893873), (7, 2984839), (11, 1899443), (13, 1607221), (77, 271349), (91, 229603), (143, 146111), (1001, 20873)]