2154568

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{20717}}^1$

素因数の和:20736

約数の個数: 16

約数和(自身を含む): 4350780

約数和(自身を除く): 2196212

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 20717, 41434, 82868, 165736, 269321, 538642, 1077284, 2154568]

約数ペア:

[(1, 2154568), (2, 1077284), (4, 538642), (8, 269321), (13, 165736), (26, 82868), (52, 41434), (104, 20717)]