2019935590

素因数分解:

$2^1\times 5^1\times {\mathrm{1231}}^1\times {\mathrm{164089}}^1$

素因数の和:165327

約数の個数: 16

約数和(自身を含む): 3638859840

約数和(自身を除く): 1618924250

約数列:

[1, 2, 5, 10, 1231, 2462, 6155, 12310, 164089, 328178, 820445, 1640890, 201993559, 403987118, 1009967795, 2019935590]

約数ペア:

[(1, 2019935590), (2, 1009967795), (5, 403987118), (10, 201993559), (1231, 1640890), (2462, 820445), (6155, 328178), (12310, 164089)]