19962820

素因数分解:

$2^2\times 5^1\times {\mathrm{283}}^1\times {\mathrm{3527}}^1$

素因数の和:3819

約数の個数: 24

約数和(自身を含む): 42081984

約数和(自身を除く): 22119164

約数列:

[1, 2, 4, 5, 10, 20, 283, 566, 1132, 1415, 2830, 3527, 5660, 7054, 14108, 17635, 35270, 70540, 998141, 1996282, 3992564, 4990705, 9981410, 19962820]

約数ペア:

[(1, 19962820), (2, 9981410), (4, 4990705), (5, 3992564), (10, 1996282), (20, 998141), (283, 70540), (566, 35270), (1132, 17635), (1415, 14108), (2830, 7054), (3527, 5660)]