19786808

素因数分解:

$2^3\times {\mathrm{23}}^1\times {\mathrm{53}}^1\times {\mathrm{2029}}^1$

素因数の和:2111

約数の個数: 32

約数和(自身を含む): 39463200

約数和(自身を除く): 19676392

約数列:

[1, 2, 4, 8, 23, 46, 53, 92, 106, 184, 212, 424, 1219, 2029, 2438, 4058, 4876, 8116, 9752, 16232, 46667, 93334, 107537, 186668, 215074, 373336, 430148, 860296, 2473351, 4946702, 9893404, 19786808]

約数ペア:

[(1, 19786808), (2, 9893404), (4, 4946702), (8, 2473351), (23, 860296), (46, 430148), (53, 373336), (92, 215074), (106, 186668), (184, 107537), (212, 93334), (424, 46667), (1219, 16232), (2029, 9752), (2438, 8116), (4058, 4876)]