20170995876

素因数分解:

$2^2\times 3^2\times {\mathrm{73}}^1\times {\mathrm{193}}^1\times {\mathrm{39769}}^1$

素因数の和:40045

約数の個数: 72

約数和(自身を含む): 51955368920

約数和(自身を除く): 31784373044

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 73, 146, 193, 219, 292, 386, 438, 579, 657, 772, 876, 1158, 1314, 1737, 2316, 2628, 3474, 6948, 14089, 28178, 39769, 42267, 56356, 79538, 84534, 119307, 126801, 159076, 169068, 238614, 253602, 357921, 477228, 507204, 715842, 1431684, 2903137, 5806274, 7675417, 8709411, 11612548, 15350834, 17418822, 23026251, 26128233, 30701668, 34837644, 46052502, 52256466, 69078753, 92105004, 104512932, 138157506, 276315012, 560305441, 1120610882, 1680916323, 2241221764, 3361832646, 5042748969, 6723665292, 10085497938, 20170995876]

約数ペア:

[(1, 20170995876), (2, 10085497938), (3, 6723665292), (4, 5042748969), (6, 3361832646), (9, 2241221764), (12, 1680916323), (18, 1120610882), (36, 560305441), (73, 276315012), (146, 138157506), (193, 104512932), (219, 92105004), (292, 69078753), (386, 52256466), (438, 46052502), (579, 34837644), (657, 30701668), (772, 26128233), (876, 23026251), (1158, 17418822), (1314, 15350834), (1737, 11612548), (2316, 8709411), (2628, 7675417), (3474, 5806274), (6948, 2903137), (14089, 1431684), (28178, 715842), (39769, 507204), (42267, 477228), (56356, 357921), (79538, 253602), (84534, 238614), (119307, 169068), (126801, 159076)]