20426238

素因数分解:

$2^1\times 3^2\times 7^2\times {\mathrm{23159}}^1$

素因数の和:23181

約数の個数: 36

約数和(自身を含む): 51484680

約数和(自身を除く): 31058442

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 42, 49, 63, 98, 126, 147, 294, 441, 882, 23159, 46318, 69477, 138954, 162113, 208431, 324226, 416862, 486339, 972678, 1134791, 1459017, 2269582, 2918034, 3404373, 6808746, 10213119, 20426238]

約数ペア:

[(1, 20426238), (2, 10213119), (3, 6808746), (6, 3404373), (7, 2918034), (9, 2269582), (14, 1459017), (18, 1134791), (21, 972678), (42, 486339), (49, 416862), (63, 324226), (98, 208431), (126, 162113), (147, 138954), (294, 69477), (441, 46318), (882, 23159)]