208844168

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{37889}}^1$

素因数の和:37961

約数の個数: 32

約数和(自身を含む): 429672600

約数和(自身を除く): 220828432

約数列:

[1, 2, 4, 8, 13, 26, 52, 53, 104, 106, 212, 424, 689, 1378, 2756, 5512, 37889, 75778, 151556, 303112, 492557, 985114, 1970228, 2008117, 3940456, 4016234, 8032468, 16064936, 26105521, 52211042, 104422084, 208844168]

約数ペア:

[(1, 208844168), (2, 104422084), (4, 52211042), (8, 26105521), (13, 16064936), (26, 8032468), (52, 4016234), (53, 3940456), (104, 2008117), (106, 1970228), (212, 985114), (424, 492557), (689, 303112), (1378, 151556), (2756, 75778), (5512, 37889)]