20131492912

素因数分解:

$2^4\times {\mathrm{101}}^1\times {\mathrm{541}}^1\times {\mathrm{23027}}^1$

素因数の和:23677

約数の個数: 40

約数和(自身を含む): 39465478512

約数和(自身を除く): 19333985600

約数列:

[1, 2, 4, 8, 16, 101, 202, 404, 541, 808, 1082, 1616, 2164, 4328, 8656, 23027, 46054, 54641, 92108, 109282, 184216, 218564, 368432, 437128, 874256, 2325727, 4651454, 9302908, 12457607, 18605816, 24915214, 37211632, 49830428, 99660856, 199321712, 1258218307, 2516436614, 5032873228, 10065746456, 20131492912]

約数ペア:

[(1, 20131492912), (2, 10065746456), (4, 5032873228), (8, 2516436614), (16, 1258218307), (101, 199321712), (202, 99660856), (404, 49830428), (541, 37211632), (808, 24915214), (1082, 18605816), (1616, 12457607), (2164, 9302908), (4328, 4651454), (8656, 2325727), (23027, 874256), (46054, 437128), (54641, 368432), (92108, 218564), (109282, 184216)]