20907130

素因数分解:

$2^1\times 5^1\times {\mathrm{41}}^1\times {\mathrm{50993}}^1$

素因数の和:51041

約数の個数: 16

約数和(自身を含む): 38551464

約数和(自身を除く): 17644334

約数列:

[1, 2, 5, 10, 41, 82, 205, 410, 50993, 101986, 254965, 509930, 2090713, 4181426, 10453565, 20907130]

約数ペア:

[(1, 20907130), (2, 10453565), (5, 4181426), (10, 2090713), (41, 509930), (82, 254965), (205, 101986), (410, 50993)]