18151718

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{9833}}^1$

素因数の和:9919

約数の個数: 16

約数和(自身を含む): 29738016

約数和(自身を除く): 11586298

約数列:

[1, 2, 13, 26, 71, 142, 923, 1846, 9833, 19666, 127829, 255658, 698143, 1396286, 9075859, 18151718]

約数ペア:

[(1, 18151718), (2, 9075859), (13, 1396286), (26, 698143), (71, 255658), (142, 127829), (923, 19666), (1846, 9833)]