20126494448

素因数分解:

$2^4\times {\mathrm{23}}^1\times {\mathrm{487}}^1\times {\mathrm{112303}}^1$

素因数の和:112821

約数の個数: 40

約数和(自身を含む): 40774437888

約数和(自身を除く): 20647943440

約数列:

[1, 2, 4, 8, 16, 23, 46, 92, 184, 368, 487, 974, 1948, 3896, 7792, 11201, 22402, 44804, 89608, 112303, 179216, 224606, 449212, 898424, 1796848, 2582969, 5165938, 10331876, 20663752, 41327504, 54691561, 109383122, 218766244, 437532488, 875064976, 1257905903, 2515811806, 5031623612, 10063247224, 20126494448]

約数ペア:

[(1, 20126494448), (2, 10063247224), (4, 5031623612), (8, 2515811806), (16, 1257905903), (23, 875064976), (46, 437532488), (92, 218766244), (184, 109383122), (368, 54691561), (487, 41327504), (974, 20663752), (1948, 10331876), (3896, 5165938), (7792, 2582969), (11201, 1796848), (22402, 898424), (44804, 449212), (89608, 224606), (112303, 179216)]