19071730

素因数分解:

$2^1\times 5^1\times {\mathrm{109}}^1\times {\mathrm{17497}}^1$

素因数の和:17613

約数の個数: 16

約数和(自身を含む): 34646040

約数和(自身を除く): 15574310

約数列:

[1, 2, 5, 10, 109, 218, 545, 1090, 17497, 34994, 87485, 174970, 1907173, 3814346, 9535865, 19071730]

約数ペア:

[(1, 19071730), (2, 9535865), (5, 3814346), (10, 1907173), (109, 174970), (218, 87485), (545, 34994), (1090, 17497)]