197604368

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{397}}^1\times {\mathrm{2393}}^1$

素因数の和:2811

約数の個数: 40

約数和(自身を含む): 413520408

約数和(自身を除く): 215916040

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 397, 794, 1588, 2393, 3176, 4786, 5161, 6352, 9572, 10322, 19144, 20644, 31109, 38288, 41288, 62218, 82576, 124436, 248872, 497744, 950021, 1900042, 3800084, 7600168, 12350273, 15200336, 24700546, 49401092, 98802184, 197604368]

約数ペア:

[(1, 197604368), (2, 98802184), (4, 49401092), (8, 24700546), (13, 15200336), (16, 12350273), (26, 7600168), (52, 3800084), (104, 1900042), (208, 950021), (397, 497744), (794, 248872), (1588, 124436), (2393, 82576), (3176, 62218), (4786, 41288), (5161, 38288), (6352, 31109), (9572, 20644), (10322, 19144)]