18390823

素因数分解:

${\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{157}}^1\times {\mathrm{463}}^1$

素因数の和:654

約数の個数: 16

約数和(自身を含む): 21113856

約数和(自身を除く): 2723033

約数列:

[1, 11, 23, 157, 253, 463, 1727, 3611, 5093, 10649, 39721, 72691, 117139, 799601, 1671893, 18390823]

約数ペア:

[(1, 18390823), (11, 1671893), (23, 799601), (157, 117139), (253, 72691), (463, 39721), (1727, 10649), (3611, 5093)]