18098894

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{11587}}^1$

素因数の和:11671

約数の個数: 16

約数和(自身を含む): 30036096

約数和(自身を除く): 11937202

約数列:

[1, 2, 11, 22, 71, 142, 781, 1562, 11587, 23174, 127457, 254914, 822677, 1645354, 9049447, 18098894]

約数ペア:

[(1, 18098894), (2, 9049447), (11, 1645354), (22, 822677), (71, 254914), (142, 127457), (781, 23174), (1562, 11587)]