39553904

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{397}}^1\times {\mathrm{479}}^1$

素因数の和:897

約数の個数: 40

約数和(自身を含む): 82911360

約数和(自身を除く): 43357456

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 397, 479, 794, 958, 1588, 1916, 3176, 3832, 5161, 6227, 6352, 7664, 10322, 12454, 20644, 24908, 41288, 49816, 82576, 99632, 190163, 380326, 760652, 1521304, 2472119, 3042608, 4944238, 9888476, 19776952, 39553904]

約数ペア:

[(1, 39553904), (2, 19776952), (4, 9888476), (8, 4944238), (13, 3042608), (16, 2472119), (26, 1521304), (52, 760652), (104, 380326), (208, 190163), (397, 99632), (479, 82576), (794, 49816), (958, 41288), (1588, 24908), (1916, 20644), (3176, 12454), (3832, 10322), (5161, 7664), (6227, 6352)]