20495006

素因数分解:

$2^1\times 7^1\times {\mathrm{127}}^1\times {\mathrm{11527}}^1$

素因数の和:11663

約数の個数: 16

約数和(自身を含む): 35414016

約数和(自身を除く): 14919010

約数列:

[1, 2, 7, 14, 127, 254, 889, 1778, 11527, 23054, 80689, 161378, 1463929, 2927858, 10247503, 20495006]

約数ペア:

[(1, 20495006), (2, 10247503), (7, 2927858), (14, 1463929), (127, 161378), (254, 80689), (889, 23054), (1778, 11527)]