20496112

素因数分解:

$2^4\times 7^2\times {\mathrm{13}}^1\times {\mathrm{2011}}^1$

素因数の和:2046

約数の個数: 60

約数和(自身を含む): 49772856

約数和(自身を除く): 29276744

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 26, 28, 49, 52, 56, 91, 98, 104, 112, 182, 196, 208, 364, 392, 637, 728, 784, 1274, 1456, 2011, 2548, 4022, 5096, 8044, 10192, 14077, 16088, 26143, 28154, 32176, 52286, 56308, 98539, 104572, 112616, 183001, 197078, 209144, 225232, 366002, 394156, 418288, 732004, 788312, 1281007, 1464008, 1576624, 2562014, 2928016, 5124028, 10248056, 20496112]

約数ペア:

[(1, 20496112), (2, 10248056), (4, 5124028), (7, 2928016), (8, 2562014), (13, 1576624), (14, 1464008), (16, 1281007), (26, 788312), (28, 732004), (49, 418288), (52, 394156), (56, 366002), (91, 225232), (98, 209144), (104, 197078), (112, 183001), (182, 112616), (196, 104572), (208, 98539), (364, 56308), (392, 52286), (637, 32176), (728, 28154), (784, 26143), (1274, 16088), (1456, 14077), (2011, 10192), (2548, 8044), (4022, 5096)]