19695090

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{643}}^1\times {\mathrm{1021}}^1$

素因数の和:1674

約数の個数: 32

約数和(自身を含む): 47388096

約数和(自身を除く): 27693006

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 643, 1021, 1286, 1929, 2042, 3063, 3215, 3858, 5105, 6126, 6430, 9645, 10210, 15315, 19290, 30630, 656503, 1313006, 1969509, 3282515, 3939018, 6565030, 9847545, 19695090]

約数ペア:

[(1, 19695090), (2, 9847545), (3, 6565030), (5, 3939018), (6, 3282515), (10, 1969509), (15, 1313006), (30, 656503), (643, 30630), (1021, 19290), (1286, 15315), (1929, 10210), (2042, 9645), (3063, 6430), (3215, 6126), (3858, 5105)]