19684872

素因数分解:

$2^3\times 3^2\times {\mathrm{23}}^1\times {\mathrm{11887}}^1$

素因数の和:11922

約数の個数: 48

約数和(自身を含む): 55635840

約数和(自身を除く): 35950968

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 23, 24, 36, 46, 69, 72, 92, 138, 184, 207, 276, 414, 552, 828, 1656, 11887, 23774, 35661, 47548, 71322, 95096, 106983, 142644, 213966, 273401, 285288, 427932, 546802, 820203, 855864, 1093604, 1640406, 2187208, 2460609, 3280812, 4921218, 6561624, 9842436, 19684872]

約数ペア:

[(1, 19684872), (2, 9842436), (3, 6561624), (4, 4921218), (6, 3280812), (8, 2460609), (9, 2187208), (12, 1640406), (18, 1093604), (23, 855864), (24, 820203), (36, 546802), (46, 427932), (69, 285288), (72, 273401), (92, 213966), (138, 142644), (184, 106983), (207, 95096), (276, 71322), (414, 47548), (552, 35661), (828, 23774), (1656, 11887)]