20054684

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{8969}}^1$

素因数の和:9029

約数の個数: 24

約数和(自身を含む): 38678640

約数和(自身を除く): 18623956

約数列:

[1, 2, 4, 13, 26, 43, 52, 86, 172, 559, 1118, 2236, 8969, 17938, 35876, 116597, 233194, 385667, 466388, 771334, 1542668, 5013671, 10027342, 20054684]

約数ペア:

[(1, 20054684), (2, 10027342), (4, 5013671), (13, 1542668), (26, 771334), (43, 466388), (52, 385667), (86, 233194), (172, 116597), (559, 35876), (1118, 17938), (2236, 8969)]