12980528

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{131}}^1\times {\mathrm{563}}^1$

素因数の和:713

約数の個数: 40

約数和(自身を含む): 27694656

約数和(自身を除く): 14714128

約数列:

[1, 2, 4, 8, 11, 16, 22, 44, 88, 131, 176, 262, 524, 563, 1048, 1126, 1441, 2096, 2252, 2882, 4504, 5764, 6193, 9008, 11528, 12386, 23056, 24772, 49544, 73753, 99088, 147506, 295012, 590024, 811283, 1180048, 1622566, 3245132, 6490264, 12980528]

約数ペア:

[(1, 12980528), (2, 6490264), (4, 3245132), (8, 1622566), (11, 1180048), (16, 811283), (22, 590024), (44, 295012), (88, 147506), (131, 99088), (176, 73753), (262, 49544), (524, 24772), (563, 23056), (1048, 12386), (1126, 11528), (1441, 9008), (2096, 6193), (2252, 5764), (2882, 4504)]