2019999045

素因数分解:

$3^1\times 5^1\times {\mathrm{1669}}^1\times {\mathrm{80687}}^1$

素因数の和:82364

約数の個数: 16

約数和(自身を含む): 3233975040

約数和(自身を除く): 1213975995

約数列:

[1, 3, 5, 15, 1669, 5007, 8345, 25035, 80687, 242061, 403435, 1210305, 134666603, 403999809, 673333015, 2019999045]

約数ペア:

[(1, 2019999045), (3, 673333015), (5, 403999809), (15, 134666603), (1669, 1210305), (5007, 403435), (8345, 242061), (25035, 80687)]