20201863912

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{12721}}^1\times {\mathrm{11677}}^1$

素因数の和:24421

約数の個数: 32

約数和(自身を含む): 40113229320

約数和(自身を除く): 19911365408

約数列:

[1, 2, 4, 8, 17, 34, 68, 136, 11677, 12721, 23354, 25442, 46708, 50884, 93416, 101768, 198509, 216257, 397018, 432514, 794036, 865028, 1588072, 1730056, 148543117, 297086234, 594172468, 1188344936, 2525232989, 5050465978, 10100931956, 20201863912]

約数ペア:

[(1, 20201863912), (2, 10100931956), (4, 5050465978), (8, 2525232989), (17, 1188344936), (34, 594172468), (68, 297086234), (136, 148543117), (11677, 1730056), (12721, 1588072), (23354, 865028), (25442, 794036), (46708, 432514), (50884, 397018), (93416, 216257), (101768, 198509)]