20879032

素因数分解:

$2^3\times {\mathrm{23}}^1\times {\mathrm{53}}^1\times {\mathrm{2141}}^1$

素因数の和:2223

約数の個数: 32

約数和(自身を含む): 41640480

約数和(自身を除く): 20761448

約数列:

[1, 2, 4, 8, 23, 46, 53, 92, 106, 184, 212, 424, 1219, 2141, 2438, 4282, 4876, 8564, 9752, 17128, 49243, 98486, 113473, 196972, 226946, 393944, 453892, 907784, 2609879, 5219758, 10439516, 20879032]

約数ペア:

[(1, 20879032), (2, 10439516), (4, 5219758), (8, 2609879), (23, 907784), (46, 453892), (53, 393944), (92, 226946), (106, 196972), (184, 113473), (212, 98486), (424, 49243), (1219, 17128), (2141, 9752), (2438, 8564), (4282, 4876)]