20161465912

素因数分解:

$2^3\times 7^4\times {\mathrm{1049639}}^1$

素因数の和:1049673

約数の個数: 40

約数和(自身を含む): 44100624600

約数和(自身を除く): 23939158688

約数列:

[1, 2, 4, 7, 8, 14, 28, 49, 56, 98, 196, 343, 392, 686, 1372, 2401, 2744, 4802, 9604, 19208, 1049639, 2099278, 4198556, 7347473, 8397112, 14694946, 29389892, 51432311, 58779784, 102864622, 205729244, 360026177, 411458488, 720052354, 1440104708, 2520183239, 2880209416, 5040366478, 10080732956, 20161465912]

約数ペア:

[(1, 20161465912), (2, 10080732956), (4, 5040366478), (7, 2880209416), (8, 2520183239), (14, 1440104708), (28, 720052354), (49, 411458488), (56, 360026177), (98, 205729244), (196, 102864622), (343, 58779784), (392, 51432311), (686, 29389892), (1372, 14694946), (2401, 8397112), (2744, 7347473), (4802, 4198556), (9604, 2099278), (19208, 1049639)]