18901065

素因数分解:

$3^1\times 5^1\times {\mathrm{257}}^1\times {\mathrm{4903}}^1$

素因数の和:5168

約数の個数: 16

約数和(自身を含む): 30365568

約数和(自身を除く): 11464503

約数列:

[1, 3, 5, 15, 257, 771, 1285, 3855, 4903, 14709, 24515, 73545, 1260071, 3780213, 6300355, 18901065]

約数ペア:

[(1, 18901065), (3, 6300355), (5, 3780213), (15, 1260071), (257, 73545), (771, 24515), (1285, 14709), (3855, 4903)]