20195984158

素因数分解:

$2^1\times 7^2\times {\mathrm{131}}^1\times {\mathrm{1573141}}^1$

素因数の和:1573288

約数の個数: 24

約数和(自身を含む): 35508961224

約数和(自身を除く): 15312977066

約数列:

[1, 2, 7, 14, 49, 98, 131, 262, 917, 1834, 6419, 12838, 1573141, 3146282, 11011987, 22023974, 77083909, 154167818, 206081471, 412162942, 1442570297, 2885140594, 10097992079, 20195984158]

約数ペア:

[(1, 20195984158), (2, 10097992079), (7, 2885140594), (14, 1442570297), (49, 412162942), (98, 206081471), (131, 154167818), (262, 77083909), (917, 22023974), (1834, 11011987), (6419, 3146282), (12838, 1573141)]