28812664

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{131}}^1\times {\mathrm{1447}}^1$

素因数の和:1603

約数の個数: 32

約数和(自身を含む): 57340800

約数和(自身を除く): 28528136

約数列:

[1, 2, 4, 8, 19, 38, 76, 131, 152, 262, 524, 1048, 1447, 2489, 2894, 4978, 5788, 9956, 11576, 19912, 27493, 54986, 109972, 189557, 219944, 379114, 758228, 1516456, 3601583, 7203166, 14406332, 28812664]

約数ペア:

[(1, 28812664), (2, 14406332), (4, 7203166), (8, 3601583), (19, 1516456), (38, 758228), (76, 379114), (131, 219944), (152, 189557), (262, 109972), (524, 54986), (1048, 27493), (1447, 19912), (2489, 11576), (2894, 9956), (4978, 5788)]