20860196

素因数分解:

$2^2\times 7^1\times {\mathrm{499}}^1\times {\mathrm{1493}}^1$

素因数の和:2003

約数の個数: 24

約数和(自身を含む): 41832000

約数和(自身を除く): 20971804

約数列:

[1, 2, 4, 7, 14, 28, 499, 998, 1493, 1996, 2986, 3493, 5972, 6986, 10451, 13972, 20902, 41804, 745007, 1490014, 2980028, 5215049, 10430098, 20860196]

約数ペア:

[(1, 20860196), (2, 10430098), (4, 5215049), (7, 2980028), (14, 1490014), (28, 745007), (499, 41804), (998, 20902), (1493, 13972), (1996, 10451), (2986, 6986), (3493, 5972)]