18423391

素因数分解:

$7^1\times {\mathrm{23}}^1\times {\mathrm{41}}^1\times {\mathrm{2791}}^1$

素因数の和:2862

約数の個数: 16

約数和(自身を含む): 22514688

約数和(自身を除く): 4091297

約数列:

[1, 7, 23, 41, 161, 287, 943, 2791, 6601, 19537, 64193, 114431, 449351, 801017, 2631913, 18423391]

約数ペア:

[(1, 18423391), (7, 2631913), (23, 801017), (41, 449351), (161, 114431), (287, 64193), (943, 19537), (2791, 6601)]