31986122

素因数分解:

$2^1\times 7^4\times {\mathrm{6661}}^1$

素因数の和:6691

約数の個数: 20

約数和(自身を含む): 55980786

約数和(自身を除く): 23994664

約数列:

[1, 2, 7, 14, 49, 98, 343, 686, 2401, 4802, 6661, 13322, 46627, 93254, 326389, 652778, 2284723, 4569446, 15993061, 31986122]

約数ペア:

[(1, 31986122), (2, 15993061), (7, 4569446), (14, 2284723), (49, 652778), (98, 326389), (343, 93254), (686, 46627), (2401, 13322), (4802, 6661)]