20196044988

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{107}}^1\times {\mathrm{1499}}^2$

素因数の和:3119

約数の個数: 72

約数和(自身を含む): 54395736192

約数和(自身を除く): 34199691204

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 84, 107, 214, 321, 428, 642, 749, 1284, 1498, 1499, 2247, 2996, 2998, 4494, 4497, 5996, 8988, 8994, 10493, 17988, 20986, 31479, 41972, 62958, 125916, 160393, 320786, 481179, 641572, 962358, 1122751, 1924716, 2245502, 2247001, 3368253, 4491004, 4494002, 6736506, 6741003, 8988004, 13473012, 13482006, 15729007, 26964012, 31458014, 47187021, 62916028, 94374042, 188748084, 240429107, 480858214, 721287321, 961716428, 1442574642, 1683003749, 2885149284, 3366007498, 5049011247, 6732014996, 10098022494, 20196044988]

約数ペア:

[(1, 20196044988), (2, 10098022494), (3, 6732014996), (4, 5049011247), (6, 3366007498), (7, 2885149284), (12, 1683003749), (14, 1442574642), (21, 961716428), (28, 721287321), (42, 480858214), (84, 240429107), (107, 188748084), (214, 94374042), (321, 62916028), (428, 47187021), (642, 31458014), (749, 26964012), (1284, 15729007), (1498, 13482006), (1499, 13473012), (2247, 8988004), (2996, 6741003), (2998, 6736506), (4494, 4494002), (4497, 4491004), (5996, 3368253), (8988, 2247001), (8994, 2245502), (10493, 1924716), (17988, 1122751), (20986, 962358), (31479, 641572), (41972, 481179), (62958, 320786), (125916, 160393)]