1820195

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{683}}^1$

素因数の和:742

約数の個数: 16

約数和(自身を含む): 2413152

約数和(自身を除く): 592957

約数列:

[1, 5, 13, 41, 65, 205, 533, 683, 2665, 3415, 8879, 28003, 44395, 140015, 364039, 1820195]

約数ペア:

[(1, 1820195), (5, 364039), (13, 140015), (41, 44395), (65, 28003), (205, 8879), (533, 3415), (683, 2665)]