19667296

素因数分解:

$2^5\times {\mathrm{11}}^1\times {\mathrm{59}}^1\times {\mathrm{947}}^1$

素因数の和:1027

約数の個数: 48

約数和(自身を含む): 43001280

約数和(自身を除く): 23333984

約数列:

[1, 2, 4, 8, 11, 16, 22, 32, 44, 59, 88, 118, 176, 236, 352, 472, 649, 944, 947, 1298, 1888, 1894, 2596, 3788, 5192, 7576, 10384, 10417, 15152, 20768, 20834, 30304, 41668, 55873, 83336, 111746, 166672, 223492, 333344, 446984, 614603, 893968, 1229206, 1787936, 2458412, 4916824, 9833648, 19667296]

約数ペア:

[(1, 19667296), (2, 9833648), (4, 4916824), (8, 2458412), (11, 1787936), (16, 1229206), (22, 893968), (32, 614603), (44, 446984), (59, 333344), (88, 223492), (118, 166672), (176, 111746), (236, 83336), (352, 55873), (472, 41668), (649, 30304), (944, 20834), (947, 20768), (1298, 15152), (1888, 10417), (1894, 10384), (2596, 7576), (3788, 5192)]