2005673404

素因数分解:

$2^2\times 7^1\times {\mathrm{131}}^1\times {\mathrm{463}}^1\times {\mathrm{1181}}^1$

素因数の和:1786

約数の個数: 48

約数和(自身を含む): 4054127616

約数和(自身を除く): 2048454212

約数列:

[1, 2, 4, 7, 14, 28, 131, 262, 463, 524, 917, 926, 1181, 1834, 1852, 2362, 3241, 3668, 4724, 6482, 8267, 12964, 16534, 33068, 60653, 121306, 154711, 242612, 309422, 424571, 546803, 618844, 849142, 1082977, 1093606, 1698284, 2165954, 2187212, 3827621, 4331908, 7655242, 15310484, 71631193, 143262386, 286524772, 501418351, 1002836702, 2005673404]

約数ペア:

[(1, 2005673404), (2, 1002836702), (4, 501418351), (7, 286524772), (14, 143262386), (28, 71631193), (131, 15310484), (262, 7655242), (463, 4331908), (524, 3827621), (917, 2187212), (926, 2165954), (1181, 1698284), (1834, 1093606), (1852, 1082977), (2362, 849142), (3241, 618844), (3668, 546803), (4724, 424571), (6482, 309422), (8267, 242612), (12964, 154711), (16534, 121306), (33068, 60653)]