20502026

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{211}}^1\times {\mathrm{2557}}^1$

素因数の和:2789

約数の個数: 16

約数和(自身を含む): 32537760

約数和(自身を除く): 12035734

約数列:

[1, 2, 19, 38, 211, 422, 2557, 4009, 5114, 8018, 48583, 97166, 539527, 1079054, 10251013, 20502026]

約数ペア:

[(1, 20502026), (2, 10251013), (19, 1079054), (38, 539527), (211, 97166), (422, 48583), (2557, 8018), (4009, 5114)]