20245554

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{41}}^1\times {\mathrm{3919}}^1$

素因数の和:3975

約数の個数: 48

約数和(自身を含む): 51367680

約数和(自身を除く): 31122126

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 41, 42, 63, 82, 123, 126, 246, 287, 369, 574, 738, 861, 1722, 2583, 3919, 5166, 7838, 11757, 23514, 27433, 35271, 54866, 70542, 82299, 160679, 164598, 246897, 321358, 482037, 493794, 964074, 1124753, 1446111, 2249506, 2892222, 3374259, 6748518, 10122777, 20245554]

約数ペア:

[(1, 20245554), (2, 10122777), (3, 6748518), (6, 3374259), (7, 2892222), (9, 2249506), (14, 1446111), (18, 1124753), (21, 964074), (41, 493794), (42, 482037), (63, 321358), (82, 246897), (123, 164598), (126, 160679), (246, 82299), (287, 70542), (369, 54866), (574, 35271), (738, 27433), (861, 23514), (1722, 11757), (2583, 7838), (3919, 5166)]