20196036

素因数分解:

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

素因数の和:238

約数の個数: 81

約数和(自身を含む): 59946159

約数和(自身を除く): 39750123

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 49, 63, 84, 98, 107, 126, 147, 196, 214, 252, 294, 321, 428, 441, 588, 642, 749, 882, 963, 1284, 1498, 1764, 1926, 2247, 2996, 3852, 4494, 5243, 6741, 8988, 10486, 11449, 13482, 15729, 20972, 22898, 26964, 31458, 34347, 45796, 47187, 62916, 68694, 80143, 94374, 103041, 137388, 160286, 188748, 206082, 240429, 320572, 412164, 480858, 561001, 721287, 961716, 1122002, 1442574, 1683003, 2244004, 2885148, 3366006, 5049009, 6732012, 10098018, 20196036]

約数ペア:

[(1, 20196036), (2, 10098018), (3, 6732012), (4, 5049009), (6, 3366006), (7, 2885148), (9, 2244004), (12, 1683003), (14, 1442574), (18, 1122002), (21, 961716), (28, 721287), (36, 561001), (42, 480858), (49, 412164), (63, 320572), (84, 240429), (98, 206082), (107, 188748), (126, 160286), (147, 137388), (196, 103041), (214, 94374), (252, 80143), (294, 68694), (321, 62916), (428, 47187), (441, 45796), (588, 34347), (642, 31458), (749, 26964), (882, 22898), (963, 20972), (1284, 15729), (1498, 13482), (1764, 11449), (1926, 10486), (2247, 8988), (2996, 6741), (3852, 5243)]