20731874435

素因数分解:

$5^1\times {\mathrm{23}}^1\times {\mathrm{401}}^1\times {\mathrm{449569}}^1$

素因数の和:449998

約数の個数: 16

約数和(自身を含む): 26024708160

約数和(自身を除く): 5292833725

約数列:

[1, 5, 23, 115, 401, 2005, 9223, 46115, 449569, 2247845, 10340087, 51700435, 180277169, 901385845, 4146374887, 20731874435]

約数ペア:

[(1, 20731874435), (5, 4146374887), (23, 901385845), (115, 180277169), (401, 51700435), (2005, 10340087), (9223, 2247845), (46115, 449569)]