19511340

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{325189}}^1$

素因数の和:325201

約数の個数: 24

約数和(自身を含む): 54631920

約数和(自身を除く): 35120580

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 325189, 650378, 975567, 1300756, 1625945, 1951134, 3251890, 3902268, 4877835, 6503780, 9755670, 19511340]

約数ペア:

[(1, 19511340), (2, 9755670), (3, 6503780), (4, 4877835), (5, 3902268), (6, 3251890), (10, 1951134), (12, 1625945), (15, 1300756), (20, 975567), (30, 650378), (60, 325189)]