18914614

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{409}}^1\times {\mathrm{1217}}^1$

素因数の和:1647

約数の個数: 16

約数和(自身を含む): 29962800

約数和(自身を除く): 11048186

約数列:

[1, 2, 19, 38, 409, 818, 1217, 2434, 7771, 15542, 23123, 46246, 497753, 995506, 9457307, 18914614]

約数ペア:

[(1, 18914614), (2, 9457307), (19, 995506), (38, 497753), (409, 46246), (818, 23123), (1217, 15542), (2434, 7771)]