4020913

素因数分解:

${\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{73}}^1\times {\mathrm{223}}^1$

素因数の和:328

約数の個数: 16

約数和(自身を含む): 4641280

約数和(自身を除く): 620367

約数列:

[1, 13, 19, 73, 223, 247, 949, 1387, 2899, 4237, 16279, 18031, 55081, 211627, 309301, 4020913]

約数ペア:

[(1, 4020913), (13, 309301), (19, 211627), (73, 55081), (223, 18031), (247, 16279), (949, 4237), (1387, 2899)]