19639320

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{163661}}^1$

素因数の和:163675

約数の個数: 32

約数和(自身を含む): 58918320

約数和(自身を除く): 39279000

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 163661, 327322, 490983, 654644, 818305, 981966, 1309288, 1636610, 1963932, 2454915, 3273220, 3927864, 4909830, 6546440, 9819660, 19639320]

約数ペア:

[(1, 19639320), (2, 9819660), (3, 6546440), (4, 4909830), (5, 3927864), (6, 3273220), (8, 2454915), (10, 1963932), (12, 1636610), (15, 1309288), (20, 981966), (24, 818305), (30, 654644), (40, 490983), (60, 327322), (120, 163661)]