19962722

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{149}}^1\times {\mathrm{5153}}^1$

素因数の和:5317

約数の個数: 16

約数和(自身を含む): 32470200

約数和(自身を除く): 12507478

約数列:

[1, 2, 13, 26, 149, 298, 1937, 3874, 5153, 10306, 66989, 133978, 767797, 1535594, 9981361, 19962722]

約数ペア:

[(1, 19962722), (2, 9981361), (13, 1535594), (26, 767797), (149, 133978), (298, 66989), (1937, 10306), (3874, 5153)]