19645857538

素因数分解:

$2^1\times {\mathrm{19}}^2\times {\mathrm{317}}^1\times {\mathrm{85837}}^1$

素因数の和:86194

約数の個数: 24

約数和(自身を含む): 31199881212

約数和(自身を除く): 11554023674

約数列:

[1, 2, 19, 38, 317, 361, 634, 722, 6023, 12046, 85837, 114437, 171674, 228874, 1630903, 3261806, 27210329, 30987157, 54420658, 61974314, 516996251, 1033992502, 9822928769, 19645857538]

約数ペア:

[(1, 19645857538), (2, 9822928769), (19, 1033992502), (38, 516996251), (317, 61974314), (361, 54420658), (634, 30987157), (722, 27210329), (6023, 3261806), (12046, 1630903), (85837, 228874), (114437, 171674)]