19708545

素因数分解:

$3^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{45307}}^1$

素因数の和:45344

約数の個数: 16

約数和(自身を含む): 32621760

約数和(自身を除く): 12913215

約数列:

[1, 3, 5, 15, 29, 87, 145, 435, 45307, 135921, 226535, 679605, 1313903, 3941709, 6569515, 19708545]

約数ペア:

[(1, 19708545), (3, 6569515), (5, 3941709), (15, 1313903), (29, 679605), (87, 226535), (145, 135921), (435, 45307)]