20379012

素因数分解:

$2^2\times 3^1\times {\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{1571}}^1$

素因数の和:1648

約数の個数: 48

約数和(自身を含む): 50706432

約数和(自身を除く): 30327420

約数列:

[1, 2, 3, 4, 6, 12, 23, 46, 47, 69, 92, 94, 138, 141, 188, 276, 282, 564, 1081, 1571, 2162, 3142, 3243, 4324, 4713, 6284, 6486, 9426, 12972, 18852, 36133, 72266, 73837, 108399, 144532, 147674, 216798, 221511, 295348, 433596, 443022, 886044, 1698251, 3396502, 5094753, 6793004, 10189506, 20379012]

約数ペア:

[(1, 20379012), (2, 10189506), (3, 6793004), (4, 5094753), (6, 3396502), (12, 1698251), (23, 886044), (46, 443022), (47, 433596), (69, 295348), (92, 221511), (94, 216798), (138, 147674), (141, 144532), (188, 108399), (276, 73837), (282, 72266), (564, 36133), (1081, 18852), (1571, 12972), (2162, 9426), (3142, 6486), (3243, 6284), (4324, 4713)]