18899468

素因数分解:

$2^2\times 7^1\times {\mathrm{23}}^1\times {\mathrm{29347}}^1$

素因数の和:29381

約数の個数: 24

約数和(自身を含む): 39443712

約数和(自身を除く): 20544244

約数列:

[1, 2, 4, 7, 14, 23, 28, 46, 92, 161, 322, 644, 29347, 58694, 117388, 205429, 410858, 674981, 821716, 1349962, 2699924, 4724867, 9449734, 18899468]

約数ペア:

[(1, 18899468), (2, 9449734), (4, 4724867), (7, 2699924), (14, 1349962), (23, 821716), (28, 674981), (46, 410858), (92, 205429), (161, 117388), (322, 58694), (644, 29347)]