19876298

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{193}}^1\times {\mathrm{233}}^1$

素因数の和:458

約数の個数: 32

約数和(自身を含む): 34319376

約数和(自身を除く): 14443078

約数列:

[1, 2, 13, 17, 26, 34, 193, 221, 233, 386, 442, 466, 2509, 3029, 3281, 3961, 5018, 6058, 6562, 7922, 42653, 44969, 51493, 85306, 89938, 102986, 584597, 764473, 1169194, 1528946, 9938149, 19876298]

約数ペア:

[(1, 19876298), (2, 9938149), (13, 1528946), (17, 1169194), (26, 764473), (34, 584597), (193, 102986), (221, 89938), (233, 85306), (386, 51493), (442, 44969), (466, 42653), (2509, 7922), (3029, 6562), (3281, 6058), (3961, 5018)]