18273838

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{11699}}^1$

素因数の和:11783

約数の個数: 16

約数和(自身を含む): 30326400

約数和(自身を除く): 12052562

約数列:

[1, 2, 11, 22, 71, 142, 781, 1562, 11699, 23398, 128689, 257378, 830629, 1661258, 9136919, 18273838]

約数ペア:

[(1, 18273838), (2, 9136919), (11, 1661258), (22, 830629), (71, 257378), (142, 128689), (781, 23398), (1562, 11699)]