18067119

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{45281}}^1$

素因数の和:45310

約数の個数: 16

約数和(自身を含む): 28980480

約数和(自身を除く): 10913361

約数列:

[1, 3, 7, 19, 21, 57, 133, 399, 45281, 135843, 316967, 860339, 950901, 2581017, 6022373, 18067119]

約数ペア:

[(1, 18067119), (3, 6022373), (7, 2581017), (19, 950901), (21, 860339), (57, 316967), (133, 135843), (399, 45281)]