20074054

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{271}}^1$

素因数の和:341

約数の個数: 64

約数和(自身を含む): 41674752

約数和(自身を除く): 21600698

約数列:

[1, 2, 7, 11, 13, 14, 22, 26, 37, 74, 77, 91, 143, 154, 182, 259, 271, 286, 407, 481, 518, 542, 814, 962, 1001, 1897, 2002, 2849, 2981, 3367, 3523, 3794, 5291, 5698, 5962, 6734, 7046, 10027, 10582, 20054, 20867, 24661, 37037, 38753, 41734, 49322, 70189, 74074, 77506, 110297, 130351, 140378, 220594, 260702, 271271, 542542, 772079, 912457, 1433861, 1544158, 1824914, 2867722, 10037027, 20074054]

約数ペア:

[(1, 20074054), (2, 10037027), (7, 2867722), (11, 1824914), (13, 1544158), (14, 1433861), (22, 912457), (26, 772079), (37, 542542), (74, 271271), (77, 260702), (91, 220594), (143, 140378), (154, 130351), (182, 110297), (259, 77506), (271, 74074), (286, 70189), (407, 49322), (481, 41734), (518, 38753), (542, 37037), (814, 24661), (962, 20867), (1001, 20054), (1897, 10582), (2002, 10027), (2849, 7046), (2981, 6734), (3367, 5962), (3523, 5698), (3794, 5291)]