19507749

素因数分解:

$3^1\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{9749}}^1$

素因数の和:9804

約数の個数: 16

約数和(自身を含む): 28080000

約数和(自身を除く): 8572251

約数列:

[1, 3, 23, 29, 69, 87, 667, 2001, 9749, 29247, 224227, 282721, 672681, 848163, 6502583, 19507749]

約数ペア:

[(1, 19507749), (3, 6502583), (23, 848163), (29, 672681), (69, 282721), (87, 224227), (667, 29247), (2001, 9749)]