20852061

素因数分解:

$3^1\times {\mathrm{71}}^1\times {\mathrm{223}}^1\times {\mathrm{439}}^1$

素因数の和:736

約数の個数: 16

約数和(自身を含む): 28385280

約数和(自身を除く): 7533219

約数列:

[1, 3, 71, 213, 223, 439, 669, 1317, 15833, 31169, 47499, 93507, 97897, 293691, 6950687, 20852061]

約数ペア:

[(1, 20852061), (3, 6950687), (71, 293691), (213, 97897), (223, 93507), (439, 47499), (669, 31169), (1317, 15833)]