2018458990

素因数分解:

$2^1\times 5^1\times {\mathrm{199}}^1\times {\mathrm{1014301}}^1$

素因数の和:1014507

約数の個数: 16

約数和(自身を含む): 3651487200

約数和(自身を除く): 1633028210

約数列:

[1, 2, 5, 10, 199, 398, 995, 1990, 1014301, 2028602, 5071505, 10143010, 201845899, 403691798, 1009229495, 2018458990]

約数ペア:

[(1, 2018458990), (2, 1009229495), (5, 403691798), (10, 201845899), (199, 10143010), (398, 5071505), (995, 2028602), (1990, 1014301)]