20606994

素因数分解:

$2^1\times 3^3\times {\mathrm{29}}^1\times {\mathrm{13159}}^1$

素因数の和:13199

約数の個数: 32

約数和(自身を含む): 47376000

約数和(自身を除く): 26769006

約数列:

[1, 2, 3, 6, 9, 18, 27, 29, 54, 58, 87, 174, 261, 522, 783, 1566, 13159, 26318, 39477, 78954, 118431, 236862, 355293, 381611, 710586, 763222, 1144833, 2289666, 3434499, 6868998, 10303497, 20606994]

約数ペア:

[(1, 20606994), (2, 10303497), (3, 6868998), (6, 3434499), (9, 2289666), (18, 1144833), (27, 763222), (29, 710586), (54, 381611), (58, 355293), (87, 236862), (174, 118431), (261, 78954), (522, 39477), (783, 26318), (1566, 13159)]