19732388

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{157}}^1\times {\mathrm{2417}}^1$

素因数の和:2591

約数の個数: 24

約数和(自身を含む): 37440312

約数和(自身を除く): 17707924

約数列:

[1, 2, 4, 13, 26, 52, 157, 314, 628, 2041, 2417, 4082, 4834, 8164, 9668, 31421, 62842, 125684, 379469, 758938, 1517876, 4933097, 9866194, 19732388]

約数ペア:

[(1, 19732388), (2, 9866194), (4, 4933097), (13, 1517876), (26, 758938), (52, 379469), (157, 125684), (314, 62842), (628, 31421), (2041, 9668), (2417, 8164), (4082, 4834)]