20158336

素因数分解:

$2^7\times {\mathrm{11}}^1\times {\mathrm{103}}^1\times {\mathrm{139}}^1$

素因数の和:267

約数の個数: 64

約数和(自身を含む): 44553600

約数和(自身を除く): 24395264

約数列:

[1, 2, 4, 8, 11, 16, 22, 32, 44, 64, 88, 103, 128, 139, 176, 206, 278, 352, 412, 556, 704, 824, 1112, 1133, 1408, 1529, 1648, 2224, 2266, 3058, 3296, 4448, 4532, 6116, 6592, 8896, 9064, 12232, 13184, 14317, 17792, 18128, 24464, 28634, 36256, 48928, 57268, 72512, 97856, 114536, 145024, 157487, 195712, 229072, 314974, 458144, 629948, 916288, 1259896, 1832576, 2519792, 5039584, 10079168, 20158336]

約数ペア:

[(1, 20158336), (2, 10079168), (4, 5039584), (8, 2519792), (11, 1832576), (16, 1259896), (22, 916288), (32, 629948), (44, 458144), (64, 314974), (88, 229072), (103, 195712), (128, 157487), (139, 145024), (176, 114536), (206, 97856), (278, 72512), (352, 57268), (412, 48928), (556, 36256), (704, 28634), (824, 24464), (1112, 18128), (1133, 17792), (1408, 14317), (1529, 13184), (1648, 12232), (2224, 9064), (2266, 8896), (3058, 6592), (3296, 6116), (4448, 4532)]