20123323770

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{199}}^1\times {\mathrm{306431}}^1$

素因数の和:306651

約数の個数: 64

約数和(自身を含む): 52951449600

約数和(自身を除く): 32828125830

約数列:

[1, 2, 3, 5, 6, 10, 11, 15, 22, 30, 33, 55, 66, 110, 165, 199, 330, 398, 597, 995, 1194, 1990, 2189, 2985, 4378, 5970, 6567, 10945, 13134, 21890, 32835, 65670, 306431, 612862, 919293, 1532155, 1838586, 3064310, 3370741, 4596465, 6741482, 9192930, 10112223, 16853705, 20224446, 33707410, 50561115, 60979769, 101122230, 121959538, 182939307, 304898845, 365878614, 609797690, 670777459, 914696535, 1341554918, 1829393070, 2012332377, 3353887295, 4024664754, 6707774590, 10061661885, 20123323770]

約数ペア:

[(1, 20123323770), (2, 10061661885), (3, 6707774590), (5, 4024664754), (6, 3353887295), (10, 2012332377), (11, 1829393070), (15, 1341554918), (22, 914696535), (30, 670777459), (33, 609797690), (55, 365878614), (66, 304898845), (110, 182939307), (165, 121959538), (199, 101122230), (330, 60979769), (398, 50561115), (597, 33707410), (995, 20224446), (1194, 16853705), (1990, 10112223), (2189, 9192930), (2985, 6741482), (4378, 4596465), (5970, 3370741), (6567, 3064310), (10945, 1838586), (13134, 1532155), (21890, 919293), (32835, 612862), (65670, 306431)]