20189165090

素因数分解:

$2^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{5501}}^1\times {\mathrm{11839}}^1$

素因数の和:17378

約数の個数: 32

約数和(自身を含む): 37522759680

約数和(自身を除く): 17333594590

約数列:

[1, 2, 5, 10, 31, 62, 155, 310, 5501, 11002, 11839, 23678, 27505, 55010, 59195, 118390, 170531, 341062, 367009, 734018, 852655, 1705310, 1835045, 3670090, 65126339, 130252678, 325631695, 651263390, 2018916509, 4037833018, 10094582545, 20189165090]

約数ペア:

[(1, 20189165090), (2, 10094582545), (5, 4037833018), (10, 2018916509), (31, 651263390), (62, 325631695), (155, 130252678), (310, 65126339), (5501, 3670090), (11002, 1835045), (11839, 1705310), (23678, 852655), (27505, 734018), (55010, 367009), (59195, 341062), (118390, 170531)]