20553333412

素因数分解:

$2^2\times {\mathrm{61}}^1\times {\mathrm{139}}^1\times {\mathrm{691}}^1\times {\mathrm{877}}^1$

素因数の和:1772

約数の個数: 48

約数和(自身を含む): 36916317760

約数和(自身を除く): 16362984348

約数列:

[1, 2, 4, 61, 122, 139, 244, 278, 556, 691, 877, 1382, 1754, 2764, 3508, 8479, 16958, 33916, 42151, 53497, 84302, 96049, 106994, 121903, 168604, 192098, 213988, 243806, 384196, 487612, 606007, 1212014, 2424028, 5858989, 7436083, 11717978, 14872166, 23435956, 29744332, 36966427, 73932854, 84234973, 147865708, 168469946, 336939892, 5138333353, 10276666706, 20553333412]

約数ペア:

[(1, 20553333412), (2, 10276666706), (4, 5138333353), (61, 336939892), (122, 168469946), (139, 147865708), (244, 84234973), (278, 73932854), (556, 36966427), (691, 29744332), (877, 23435956), (1382, 14872166), (1754, 11717978), (2764, 7436083), (3508, 5858989), (8479, 2424028), (16958, 1212014), (33916, 606007), (42151, 487612), (53497, 384196), (84302, 243806), (96049, 213988), (106994, 192098), (121903, 168604)]