20319442

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{3089}}^1$

素因数の和:3138

約数の個数: 32

約数和(自身を含む): 37376640

約数和(自身を除く): 17057198

約数列:

[1, 2, 11, 13, 22, 23, 26, 46, 143, 253, 286, 299, 506, 598, 3089, 3289, 6178, 6578, 33979, 40157, 67958, 71047, 80314, 142094, 441727, 781517, 883454, 923611, 1563034, 1847222, 10159721, 20319442]

約数ペア:

[(1, 20319442), (2, 10159721), (11, 1847222), (13, 1563034), (22, 923611), (23, 883454), (26, 781517), (46, 441727), (143, 142094), (253, 80314), (286, 71047), (299, 67958), (506, 40157), (598, 33979), (3089, 6578), (3289, 6178)]