20776770

素因数分解:

$2^1\times 3^3\times 5^1\times 7^1\times {\mathrm{10993}}^1$

素因数の和:11016

約数の個数: 64

約数和(自身を含む): 63325440

約数和(自身を除く): 42548670

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 18, 21, 27, 30, 35, 42, 45, 54, 63, 70, 90, 105, 126, 135, 189, 210, 270, 315, 378, 630, 945, 1890, 10993, 21986, 32979, 54965, 65958, 76951, 98937, 109930, 153902, 164895, 197874, 230853, 296811, 329790, 384755, 461706, 494685, 593622, 692559, 769510, 989370, 1154265, 1385118, 1484055, 2077677, 2308530, 2968110, 3462795, 4155354, 6925590, 10388385, 20776770]

約数ペア:

[(1, 20776770), (2, 10388385), (3, 6925590), (5, 4155354), (6, 3462795), (7, 2968110), (9, 2308530), (10, 2077677), (14, 1484055), (15, 1385118), (18, 1154265), (21, 989370), (27, 769510), (30, 692559), (35, 593622), (42, 494685), (45, 461706), (54, 384755), (63, 329790), (70, 296811), (90, 230853), (105, 197874), (126, 164895), (135, 153902), (189, 109930), (210, 98937), (270, 76951), (315, 65958), (378, 54965), (630, 32979), (945, 21986), (1890, 10993)]