20501996

素因数分解:

$2^2\times {\mathrm{37}}^1\times {\mathrm{83}}^1\times {\mathrm{1669}}^1$

素因数の和:1793

約数の個数: 24

約数和(自身を含む): 37314480

約数和(自身を除く): 16812484

約数列:

[1, 2, 4, 37, 74, 83, 148, 166, 332, 1669, 3071, 3338, 6142, 6676, 12284, 61753, 123506, 138527, 247012, 277054, 554108, 5125499, 10250998, 20501996]

約数ペア:

[(1, 20501996), (2, 10250998), (4, 5125499), (37, 554108), (74, 277054), (83, 247012), (148, 138527), (166, 123506), (332, 61753), (1669, 12284), (3071, 6676), (3338, 6142)]