20153208064

素因数分解:

$2^8\times {\mathrm{11}}^1\times {\mathrm{257}}^1\times {\mathrm{27847}}^1$

素因数の和:28131

約数の個数: 72

約数和(自身を含む): 44057095488

約数和(自身を除く): 23903887424

約数列:

[1, 2, 4, 8, 11, 16, 22, 32, 44, 64, 88, 128, 176, 256, 257, 352, 514, 704, 1028, 1408, 2056, 2816, 2827, 4112, 5654, 8224, 11308, 16448, 22616, 27847, 32896, 45232, 55694, 65792, 90464, 111388, 180928, 222776, 306317, 361856, 445552, 612634, 723712, 891104, 1225268, 1782208, 2450536, 3564416, 4901072, 7128832, 7156679, 9802144, 14313358, 19604288, 28626716, 39208576, 57253432, 78417152, 78723469, 114506864, 157446938, 229013728, 314893876, 458027456, 629787752, 916054912, 1259575504, 1832109824, 2519151008, 5038302016, 10076604032, 20153208064]

約数ペア:

[(1, 20153208064), (2, 10076604032), (4, 5038302016), (8, 2519151008), (11, 1832109824), (16, 1259575504), (22, 916054912), (32, 629787752), (44, 458027456), (64, 314893876), (88, 229013728), (128, 157446938), (176, 114506864), (256, 78723469), (257, 78417152), (352, 57253432), (514, 39208576), (704, 28626716), (1028, 19604288), (1408, 14313358), (2056, 9802144), (2816, 7156679), (2827, 7128832), (4112, 4901072), (5654, 3564416), (8224, 2450536), (11308, 1782208), (16448, 1225268), (22616, 891104), (27847, 723712), (32896, 612634), (45232, 445552), (55694, 361856), (65792, 306317), (90464, 222776), (111388, 180928)]