2009554558

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{401}}^1\times {\mathrm{227789}}^1$

素因数の和:228203

約数の個数: 16

約数和(自身を含む): 3296576880

約数和(自身を除く): 1287022322

約数列:

[1, 2, 11, 22, 401, 802, 4411, 8822, 227789, 455578, 2505679, 5011358, 91343389, 182686778, 1004777279, 2009554558]

約数ペア:

[(1, 2009554558), (2, 1004777279), (11, 182686778), (22, 91343389), (401, 5011358), (802, 2505679), (4411, 455578), (8822, 227789)]