20154684

素因数分解:

$2^2\times 3^1\times {\mathrm{11}}^1\times {\mathrm{179}}^1\times {\mathrm{853}}^1$

素因数の和:1050

約数の個数: 48

約数和(自身を含む): 51649920

約数和(自身を除く): 31495236

約数列:

[1, 2, 3, 4, 6, 11, 12, 22, 33, 44, 66, 132, 179, 358, 537, 716, 853, 1074, 1706, 1969, 2148, 2559, 3412, 3938, 5118, 5907, 7876, 9383, 10236, 11814, 18766, 23628, 28149, 37532, 56298, 112596, 152687, 305374, 458061, 610748, 916122, 1679557, 1832244, 3359114, 5038671, 6718228, 10077342, 20154684]

約数ペア:

[(1, 20154684), (2, 10077342), (3, 6718228), (4, 5038671), (6, 3359114), (11, 1832244), (12, 1679557), (22, 916122), (33, 610748), (44, 458061), (66, 305374), (132, 152687), (179, 112596), (358, 56298), (537, 37532), (716, 28149), (853, 23628), (1074, 18766), (1706, 11814), (1969, 10236), (2148, 9383), (2559, 7876), (3412, 5907), (3938, 5118)]