20130177112

素因数分解:

$2^3\times {\mathrm{31}}^1\times {\mathrm{317}}^1\times {\mathrm{256057}}^1$

素因数の和:256411

約数の個数: 32

約数和(自身を含む): 39084693120

約数和(自身を除く): 18954516008

約数列:

[1, 2, 4, 8, 31, 62, 124, 248, 317, 634, 1268, 2536, 9827, 19654, 39308, 78616, 256057, 512114, 1024228, 2048456, 7937767, 15875534, 31751068, 63502136, 81170069, 162340138, 324680276, 649360552, 2516272139, 5032544278, 10065088556, 20130177112]

約数ペア:

[(1, 20130177112), (2, 10065088556), (4, 5032544278), (8, 2516272139), (31, 649360552), (62, 324680276), (124, 162340138), (248, 81170069), (317, 63502136), (634, 31751068), (1268, 15875534), (2536, 7937767), (9827, 2048456), (19654, 1024228), (39308, 512114), (78616, 256057)]