19042620

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{13799}}^1$

素因数の和:13834

約数の個数: 48

約数和(自身を含む): 55641600

約数和(自身を除く): 36598980

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 23, 30, 46, 60, 69, 92, 115, 138, 230, 276, 345, 460, 690, 1380, 13799, 27598, 41397, 55196, 68995, 82794, 137990, 165588, 206985, 275980, 317377, 413970, 634754, 827940, 952131, 1269508, 1586885, 1904262, 3173770, 3808524, 4760655, 6347540, 9521310, 19042620]

約数ペア:

[(1, 19042620), (2, 9521310), (3, 6347540), (4, 4760655), (5, 3808524), (6, 3173770), (10, 1904262), (12, 1586885), (15, 1269508), (20, 952131), (23, 827940), (30, 634754), (46, 413970), (60, 317377), (69, 275980), (92, 206985), (115, 165588), (138, 137990), (230, 82794), (276, 68995), (345, 55196), (460, 41397), (690, 27598), (1380, 13799)]