20776052

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{79}}^1\times {\mathrm{139}}^1$

素因数の和:276

約数の個数: 48

約数和(自身を含む): 41395200

約数和(自身を除く): 20619148

約数列:

[1, 2, 4, 11, 22, 43, 44, 79, 86, 139, 158, 172, 278, 316, 473, 556, 869, 946, 1529, 1738, 1892, 3058, 3397, 3476, 5977, 6116, 6794, 10981, 11954, 13588, 21962, 23908, 37367, 43924, 65747, 74734, 120791, 131494, 149468, 241582, 262988, 472183, 483164, 944366, 1888732, 5194013, 10388026, 20776052]

約数ペア:

[(1, 20776052), (2, 10388026), (4, 5194013), (11, 1888732), (22, 944366), (43, 483164), (44, 472183), (79, 262988), (86, 241582), (139, 149468), (158, 131494), (172, 120791), (278, 74734), (316, 65747), (473, 43924), (556, 37367), (869, 23908), (946, 21962), (1529, 13588), (1738, 11954), (1892, 10981), (3058, 6794), (3397, 6116), (3476, 5977)]