18379869

素因数分解:

$3^1\times {\mathrm{31}}^1\times {\mathrm{257}}^1\times {\mathrm{769}}^1$

素因数の和:1060

約数の個数: 16

約数和(自身を含む): 25428480

約数和(自身を除く): 7048611

約数列:

[1, 3, 31, 93, 257, 769, 771, 2307, 7967, 23839, 23901, 71517, 197633, 592899, 6126623, 18379869]

約数ペア:

[(1, 18379869), (3, 6126623), (31, 592899), (93, 197633), (257, 71517), (769, 23901), (771, 23839), (2307, 7967)]