1660219136

素因数分解:

$2^8\times {\mathrm{31}}^1\times {\mathrm{209201}}^1$

素因数の和:209248

約数の個数: 36

約数和(自身を含む): 3420871104

約数和(自身を除く): 1760651968

約数列:

[1, 2, 4, 8, 16, 31, 32, 62, 64, 124, 128, 248, 256, 496, 992, 1984, 3968, 7936, 209201, 418402, 836804, 1673608, 3347216, 6485231, 6694432, 12970462, 13388864, 25940924, 26777728, 51881848, 53555456, 103763696, 207527392, 415054784, 830109568, 1660219136]

約数ペア:

[(1, 1660219136), (2, 830109568), (4, 415054784), (8, 207527392), (16, 103763696), (31, 53555456), (32, 51881848), (62, 26777728), (64, 25940924), (124, 13388864), (128, 12970462), (248, 6694432), (256, 6485231), (496, 3347216), (992, 1673608), (1984, 836804), (3968, 418402), (7936, 209201)]