18967515981

素因数分解:

$3^1\times {\mathrm{41}}^1\times {\mathrm{79}}^1\times {\mathrm{1951993}}^1$

素因数の和:1952116

約数の個数: 16

約数和(自身を含む): 26234799360

約数和(自身を除く): 7267283379

約数列:

[1, 3, 41, 79, 123, 237, 3239, 9717, 1951993, 5855979, 80031713, 154207447, 240095139, 462622341, 6322505327, 18967515981]

約数ペア:

[(1, 18967515981), (3, 6322505327), (41, 462622341), (79, 240095139), (123, 154207447), (237, 80031713), (3239, 5855979), (9717, 1951993)]