19205235

素因数分解:

$3^3\times 5^1\times 7^1\times {\mathrm{20323}}^1$

素因数の和:20344

約数の個数: 32

約数和(自身を含む): 39022080

約数和(自身を除く): 19816845

約数列:

[1, 3, 5, 7, 9, 15, 21, 27, 35, 45, 63, 105, 135, 189, 315, 945, 20323, 60969, 101615, 142261, 182907, 304845, 426783, 548721, 711305, 914535, 1280349, 2133915, 2743605, 3841047, 6401745, 19205235]

約数ペア:

[(1, 19205235), (3, 6401745), (5, 3841047), (7, 2743605), (9, 2133915), (15, 1280349), (21, 914535), (27, 711305), (35, 548721), (45, 426783), (63, 304845), (105, 182907), (135, 142261), (189, 101615), (315, 60969), (945, 20323)]