20001902594

素因数分解:

$2^1\times {\mathrm{37}}^1\times {\mathrm{643}}^1\times {\mathrm{420367}}^1$

素因数の和:421049

約数の個数: 16

約数和(自身を含む): 30861737088

約数和(自身を除く): 10859834494

約数列:

[1, 2, 37, 74, 643, 1286, 23791, 47582, 420367, 840734, 15553579, 31107158, 270295981, 540591962, 10000951297, 20001902594]

約数ペア:

[(1, 20001902594), (2, 10000951297), (37, 540591962), (74, 270295981), (643, 31107158), (1286, 15553579), (23791, 840734), (47582, 420367)]