20163833728

素因数分解:

$2^7\times {\mathrm{103}}^1\times {\mathrm{139}}^1\times {\mathrm{11003}}^1$

素因数の和:11259

約数の個数: 64

約数和(自身を含む): 40855651200

約数和(自身を除く): 20691817472

約数列:

[1, 2, 4, 8, 16, 32, 64, 103, 128, 139, 206, 278, 412, 556, 824, 1112, 1648, 2224, 3296, 4448, 6592, 8896, 11003, 13184, 14317, 17792, 22006, 28634, 44012, 57268, 88024, 114536, 176048, 229072, 352096, 458144, 704192, 916288, 1133309, 1408384, 1529417, 1832576, 2266618, 3058834, 4533236, 6117668, 9066472, 12235336, 18132944, 24470672, 36265888, 48941344, 72531776, 97882688, 145063552, 157529951, 195765376, 315059902, 630119804, 1260239608, 2520479216, 5040958432, 10081916864, 20163833728]

約数ペア:

[(1, 20163833728), (2, 10081916864), (4, 5040958432), (8, 2520479216), (16, 1260239608), (32, 630119804), (64, 315059902), (103, 195765376), (128, 157529951), (139, 145063552), (206, 97882688), (278, 72531776), (412, 48941344), (556, 36265888), (824, 24470672), (1112, 18132944), (1648, 12235336), (2224, 9066472), (3296, 6117668), (4448, 4533236), (6592, 3058834), (8896, 2266618), (11003, 1832576), (13184, 1529417), (14317, 1408384), (17792, 1133309), (22006, 916288), (28634, 704192), (44012, 458144), (57268, 352096), (88024, 229072), (114536, 176048)]