18792224

素因数分解:

$2^5\times {\mathrm{11}}^1\times {\mathrm{197}}^1\times {\mathrm{271}}^1$

素因数の和:489

約数の個数: 48

約数和(自身を含む): 40715136

約数和(自身を除く): 21922912

約数列:

[1, 2, 4, 8, 11, 16, 22, 32, 44, 88, 176, 197, 271, 352, 394, 542, 788, 1084, 1576, 2167, 2168, 2981, 3152, 4334, 4336, 5962, 6304, 8668, 8672, 11924, 17336, 23848, 34672, 47696, 53387, 69344, 95392, 106774, 213548, 427096, 587257, 854192, 1174514, 1708384, 2349028, 4698056, 9396112, 18792224]

約数ペア:

[(1, 18792224), (2, 9396112), (4, 4698056), (8, 2349028), (11, 1708384), (16, 1174514), (22, 854192), (32, 587257), (44, 427096), (88, 213548), (176, 106774), (197, 95392), (271, 69344), (352, 53387), (394, 47696), (542, 34672), (788, 23848), (1084, 17336), (1576, 11924), (2167, 8672), (2168, 8668), (2981, 6304), (3152, 5962), (4334, 4336)]