20809026

素因数分解:

$2^1\times 3^2\times 7^2\times {\mathrm{23593}}^1$

素因数の和:23615

約数の個数: 36

約数和(自身を含む): 52449462

約数和(自身を除く): 31640436

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 42, 49, 63, 98, 126, 147, 294, 441, 882, 23593, 47186, 70779, 141558, 165151, 212337, 330302, 424674, 495453, 990906, 1156057, 1486359, 2312114, 2972718, 3468171, 6936342, 10404513, 20809026]

約数ペア:

[(1, 20809026), (2, 10404513), (3, 6936342), (6, 3468171), (7, 2972718), (9, 2312114), (14, 1486359), (18, 1156057), (21, 990906), (42, 495453), (49, 424674), (63, 330302), (98, 212337), (126, 165151), (147, 141558), (294, 70779), (441, 47186), (882, 23593)]