19816892

素因数分解:

$2^2\times {\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{4583}}^1$

素因数の和:4657

約数の個数: 24

約数和(自身を含む): 36965376

約数和(自身を除く): 17148484

約数列:

[1, 2, 4, 23, 46, 47, 92, 94, 188, 1081, 2162, 4324, 4583, 9166, 18332, 105409, 210818, 215401, 421636, 430802, 861604, 4954223, 9908446, 19816892]

約数ペア:

[(1, 19816892), (2, 9908446), (4, 4954223), (23, 861604), (46, 430802), (47, 421636), (92, 215401), (94, 210818), (188, 105409), (1081, 18332), (2162, 9166), (4324, 4583)]