20183846417

素因数分解:

$7^2\times {\mathrm{41}}^1\times {\mathrm{71}}^2\times {\mathrm{1993}}^1$

素因数の和:2190

約数の個数: 36

約数和(自身を含む): 24407600868

約数和(自身を除く): 4223754451

約数列:

[1, 7, 41, 49, 71, 287, 497, 1993, 2009, 2911, 3479, 5041, 13951, 20377, 35287, 81713, 97657, 141503, 142639, 206681, 247009, 571991, 990521, 1446767, 4003937, 5801623, 6933647, 10046713, 10127369, 40611361, 70326991, 284279527, 411915233, 492288937, 2883406631, 20183846417]

約数ペア:

[(1, 20183846417), (7, 2883406631), (41, 492288937), (49, 411915233), (71, 284279527), (287, 70326991), (497, 40611361), (1993, 10127369), (2009, 10046713), (2911, 6933647), (3479, 5801623), (5041, 4003937), (13951, 1446767), (20377, 990521), (35287, 571991), (81713, 247009), (97657, 206681), (141503, 142639)]