12180812

素因数分解:

$2^2\times 7^2\times {\mathrm{29}}^1\times {\mathrm{2143}}^1$

素因数の和:2190

約数の個数: 36

約数和(自身を含む): 25663680

約数和(自身を除く): 13482868

約数列:

[1, 2, 4, 7, 14, 28, 29, 49, 58, 98, 116, 196, 203, 406, 812, 1421, 2143, 2842, 4286, 5684, 8572, 15001, 30002, 60004, 62147, 105007, 124294, 210014, 248588, 420028, 435029, 870058, 1740116, 3045203, 6090406, 12180812]

約数ペア:

[(1, 12180812), (2, 6090406), (4, 3045203), (7, 1740116), (14, 870058), (28, 435029), (29, 420028), (49, 248588), (58, 210014), (98, 124294), (116, 105007), (196, 62147), (203, 60004), (406, 30002), (812, 15001), (1421, 8572), (2143, 5684), (2842, 4286)]