19263456

素因数分解:

$2^5\times 3^2\times {\mathrm{211}}^1\times {\mathrm{317}}^1$

素因数の和:544

約数の個数: 72

約数和(自身を含む): 55213704

約数和(自身を除く): 35950248

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 32, 36, 48, 72, 96, 144, 211, 288, 317, 422, 633, 634, 844, 951, 1266, 1268, 1688, 1899, 1902, 2532, 2536, 2853, 3376, 3798, 3804, 5064, 5072, 5706, 6752, 7596, 7608, 10128, 10144, 11412, 15192, 15216, 20256, 22824, 30384, 30432, 45648, 60768, 66887, 91296, 133774, 200661, 267548, 401322, 535096, 601983, 802644, 1070192, 1203966, 1605288, 2140384, 2407932, 3210576, 4815864, 6421152, 9631728, 19263456]

約数ペア:

[(1, 19263456), (2, 9631728), (3, 6421152), (4, 4815864), (6, 3210576), (8, 2407932), (9, 2140384), (12, 1605288), (16, 1203966), (18, 1070192), (24, 802644), (32, 601983), (36, 535096), (48, 401322), (72, 267548), (96, 200661), (144, 133774), (211, 91296), (288, 66887), (317, 60768), (422, 45648), (633, 30432), (634, 30384), (844, 22824), (951, 20256), (1266, 15216), (1268, 15192), (1688, 11412), (1899, 10144), (1902, 10128), (2532, 7608), (2536, 7596), (2853, 6752), (3376, 5706), (3798, 5072), (3804, 5064)]