201681584

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{239}}^1\times {\mathrm{4057}}^1$

素因数の和:4317

約数の個数: 40

約数和(自身を含む): 422681280

約数和(自身を除く): 220999696

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 239, 478, 956, 1912, 3107, 3824, 4057, 6214, 8114, 12428, 16228, 24856, 32456, 49712, 52741, 64912, 105482, 210964, 421928, 843856, 969623, 1939246, 3878492, 7756984, 12605099, 15513968, 25210198, 50420396, 100840792, 201681584]

約数ペア:

[(1, 201681584), (2, 100840792), (4, 50420396), (8, 25210198), (13, 15513968), (16, 12605099), (26, 7756984), (52, 3878492), (104, 1939246), (208, 969623), (239, 843856), (478, 421928), (956, 210964), (1912, 105482), (3107, 64912), (3824, 52741), (4057, 49712), (6214, 32456), (8114, 24856), (12428, 16228)]