19129904

素因数分解:

$2^4\times {\mathrm{919}}^1\times {\mathrm{1301}}^1$

素因数の和:2228

約数の個数: 20

約数和(自身を含む): 37133040

約数和(自身を除く): 18003136

約数列:

[1, 2, 4, 8, 16, 919, 1301, 1838, 2602, 3676, 5204, 7352, 10408, 14704, 20816, 1195619, 2391238, 4782476, 9564952, 19129904]

約数ペア:

[(1, 19129904), (2, 9564952), (4, 4782476), (8, 2391238), (16, 1195619), (919, 20816), (1301, 14704), (1838, 10408), (2602, 7352), (3676, 5204)]