20129073

素因数分解:

$3^1\times {\mathrm{37}}^1\times {\mathrm{41}}^1\times {\mathrm{4423}}^1$

素因数の和:4504

約数の個数: 16

約数和(自身を含む): 28242816

約数和(自身を除く): 8113743

約数列:

[1, 3, 37, 41, 111, 123, 1517, 4423, 4551, 13269, 163651, 181343, 490953, 544029, 6709691, 20129073]

約数ペア:

[(1, 20129073), (3, 6709691), (37, 544029), (41, 490953), (111, 181343), (123, 163651), (1517, 13269), (4423, 4551)]