31066288

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{199}}^1\times {\mathrm{887}}^1$

素因数の和:1105

約数の個数: 40

約数和(自身を含む): 66067200

約数和(自身を除く): 35000912

約数列:

[1, 2, 4, 8, 11, 16, 22, 44, 88, 176, 199, 398, 796, 887, 1592, 1774, 2189, 3184, 3548, 4378, 7096, 8756, 9757, 14192, 17512, 19514, 35024, 39028, 78056, 156112, 176513, 353026, 706052, 1412104, 1941643, 2824208, 3883286, 7766572, 15533144, 31066288]

約数ペア:

[(1, 31066288), (2, 15533144), (4, 7766572), (8, 3883286), (11, 2824208), (16, 1941643), (22, 1412104), (44, 706052), (88, 353026), (176, 176513), (199, 156112), (398, 78056), (796, 39028), (887, 35024), (1592, 19514), (1774, 17512), (2189, 14192), (3184, 9757), (3548, 8756), (4378, 7096)]