28531768

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{337}}^1\times {\mathrm{557}}^1$

素因数の和:919

約数の個数: 32

約数和(自身を含む): 56581200

約数和(自身を除く): 28049432

約数列:

[1, 2, 4, 8, 19, 38, 76, 152, 337, 557, 674, 1114, 1348, 2228, 2696, 4456, 6403, 10583, 12806, 21166, 25612, 42332, 51224, 84664, 187709, 375418, 750836, 1501672, 3566471, 7132942, 14265884, 28531768]

約数ペア:

[(1, 28531768), (2, 14265884), (4, 7132942), (8, 3566471), (19, 1501672), (38, 750836), (76, 375418), (152, 187709), (337, 84664), (557, 51224), (674, 42332), (1114, 25612), (1348, 21166), (2228, 12806), (2696, 10583), (4456, 6403)]