28048688

素因数分解:

$2^4\times {\mathrm{83}}^1\times {\mathrm{21121}}^1$

素因数の和:21212

約数の個数: 20

約数和(自身を含む): 55001688

約数和(自身を除く): 26953000

約数列:

[1, 2, 4, 8, 16, 83, 166, 332, 664, 1328, 21121, 42242, 84484, 168968, 337936, 1753043, 3506086, 7012172, 14024344, 28048688]

約数ペア:

[(1, 28048688), (2, 14024344), (4, 7012172), (8, 3506086), (16, 1753043), (83, 337936), (166, 168968), (332, 84484), (664, 42242), (1328, 21121)]