1994685005

素因数分解:

$5^1\times {\mathrm{23}}^1\times {\mathrm{71}}^1\times {\mathrm{244297}}^1$

素因数の和:244396

約数の個数: 16

約数和(自身を含む): 2532881664

約数和(自身を除く): 538196659

約数列:

[1, 5, 23, 71, 115, 355, 1633, 8165, 244297, 1221485, 5618831, 17345087, 28094155, 86725435, 398937001, 1994685005]

約数ペア:

[(1, 1994685005), (5, 398937001), (23, 86725435), (71, 28094155), (115, 17345087), (355, 5618831), (1633, 1221485), (8165, 244297)]