19369216

素因数分解:

$2^8\times {\mathrm{29}}^1\times {\mathrm{2609}}^1$

素因数の和:2654

約数の個数: 36

約数和(自身を含む): 40011300

約数和(自身を除く): 20642084

約数列:

[1, 2, 4, 8, 16, 29, 32, 58, 64, 116, 128, 232, 256, 464, 928, 1856, 2609, 3712, 5218, 7424, 10436, 20872, 41744, 75661, 83488, 151322, 166976, 302644, 333952, 605288, 667904, 1210576, 2421152, 4842304, 9684608, 19369216]

約数ペア:

[(1, 19369216), (2, 9684608), (4, 4842304), (8, 2421152), (16, 1210576), (29, 667904), (32, 605288), (58, 333952), (64, 302644), (116, 166976), (128, 151322), (232, 83488), (256, 75661), (464, 41744), (928, 20872), (1856, 10436), (2609, 7424), (3712, 5218)]