207811672

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{139}}^1\times {\mathrm{10993}}^1$

素因数の和:11155

約数の個数: 32

約数和(自身を含む): 415573200

約数和(自身を除く): 207761528

約数列:

[1, 2, 4, 8, 17, 34, 68, 136, 139, 278, 556, 1112, 2363, 4726, 9452, 10993, 18904, 21986, 43972, 87944, 186881, 373762, 747524, 1495048, 1528027, 3056054, 6112108, 12224216, 25976459, 51952918, 103905836, 207811672]

約数ペア:

[(1, 207811672), (2, 103905836), (4, 51952918), (8, 25976459), (17, 12224216), (34, 6112108), (68, 3056054), (136, 1528027), (139, 1495048), (278, 747524), (556, 373762), (1112, 186881), (2363, 87944), (4726, 43972), (9452, 21986), (10993, 18904)]