20504077

素因数分解:

${\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{67}}^1\times {\mathrm{647}}^1$

素因数の和:768

約数の個数: 16

約数和(自身を含む): 23265792

約数和(自身を除く): 2761715

約数列:

[1, 11, 43, 67, 473, 647, 737, 2881, 7117, 27821, 31691, 43349, 306031, 476839, 1864007, 20504077]

約数ペア:

[(1, 20504077), (11, 1864007), (43, 476839), (67, 306031), (473, 43349), (647, 31691), (737, 27821), (2881, 7117)]