20945454

素因数分解:

$2^1\times 3^1\times {\mathrm{113}}^1\times {\mathrm{30893}}^1$

素因数の和:31011

約数の個数: 16

約数和(自身を含む): 42262992

約数和(自身を除く): 21317538

約数列:

[1, 2, 3, 6, 113, 226, 339, 678, 30893, 61786, 92679, 185358, 3490909, 6981818, 10472727, 20945454]

約数ペア:

[(1, 20945454), (2, 10472727), (3, 6981818), (6, 3490909), (113, 185358), (226, 92679), (339, 61786), (678, 30893)]