2003605805

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{809}}^1\times {\mathrm{29137}}^1$

素因数の和:29968

約数の個数: 16

約数和(自身を含む): 2548992240

約数和(自身を除く): 545386435

約数列:

[1, 5, 17, 85, 809, 4045, 13753, 29137, 68765, 145685, 495329, 2476645, 23571833, 117859165, 400721161, 2003605805]

約数ペア:

[(1, 2003605805), (5, 400721161), (17, 117859165), (85, 23571833), (809, 2476645), (4045, 495329), (13753, 145685), (29137, 68765)]