20783123436

素因数分解:

$2^2\times 3^1\times {\mathrm{43}}^1\times {\mathrm{2239}}^1\times {\mathrm{17989}}^1$

素因数の和:20278

約数の個数: 48

約数和(自身を含む): 49646643200

約数和(自身を除く): 28863519764

約数列:

[1, 2, 3, 4, 6, 12, 43, 86, 129, 172, 258, 516, 2239, 4478, 6717, 8956, 13434, 17989, 26868, 35978, 53967, 71956, 96277, 107934, 192554, 215868, 288831, 385108, 577662, 773527, 1155324, 1547054, 2320581, 3094108, 4641162, 9282324, 40277371, 80554742, 120832113, 161109484, 241664226, 483328452, 1731926953, 3463853906, 5195780859, 6927707812, 10391561718, 20783123436]

約数ペア:

[(1, 20783123436), (2, 10391561718), (3, 6927707812), (4, 5195780859), (6, 3463853906), (12, 1731926953), (43, 483328452), (86, 241664226), (129, 161109484), (172, 120832113), (258, 80554742), (516, 40277371), (2239, 9282324), (4478, 4641162), (6717, 3094108), (8956, 2320581), (13434, 1547054), (17989, 1155324), (26868, 773527), (35978, 577662), (53967, 385108), (71956, 288831), (96277, 215868), (107934, 192554)]