1994809328

素因数分解:

$2^4\times {\mathrm{31}}^1\times {\mathrm{257}}^1\times {\mathrm{15649}}^1$

素因数の和:15945

約数の個数: 40

約数和(自身を含む): 4005398400

約数和(自身を除く): 2010589072

約数列:

[1, 2, 4, 8, 16, 31, 62, 124, 248, 257, 496, 514, 1028, 2056, 4112, 7967, 15649, 15934, 31298, 31868, 62596, 63736, 125192, 127472, 250384, 485119, 970238, 1940476, 3880952, 4021793, 7761904, 8043586, 16087172, 32174344, 64348688, 124675583, 249351166, 498702332, 997404664, 1994809328]

約数ペア:

[(1, 1994809328), (2, 997404664), (4, 498702332), (8, 249351166), (16, 124675583), (31, 64348688), (62, 32174344), (124, 16087172), (248, 8043586), (257, 7761904), (496, 4021793), (514, 3880952), (1028, 1940476), (2056, 970238), (4112, 485119), (7967, 250384), (15649, 127472), (15934, 125192), (31298, 63736), (31868, 62596)]