19985274

素因数分解:

$2^1\times 3^2\times {\mathrm{101}}^1\times {\mathrm{10993}}^1$

素因数の和:11102

約数の個数: 24

約数和(自身を含む): 43734132

約数和(自身を除く): 23748858

約数列:

[1, 2, 3, 6, 9, 18, 101, 202, 303, 606, 909, 1818, 10993, 21986, 32979, 65958, 98937, 197874, 1110293, 2220586, 3330879, 6661758, 9992637, 19985274]

約数ペア:

[(1, 19985274), (2, 9992637), (3, 6661758), (6, 3330879), (9, 2220586), (18, 1110293), (101, 197874), (202, 98937), (303, 65958), (606, 32979), (909, 21986), (1818, 10993)]