2019968253

素因数分解:

$3^3\times {\mathrm{881}}^1\times {\mathrm{84919}}^1$

素因数の和:85809

約数の個数: 16

約数和(自身を含む): 2995977600

約数和(自身を除く): 976009347

約数列:

[1, 3, 9, 27, 881, 2643, 7929, 23787, 84919, 254757, 764271, 2292813, 74813639, 224440917, 673322751, 2019968253]

約数ペア:

[(1, 2019968253), (3, 673322751), (9, 224440917), (27, 74813639), (881, 2292813), (2643, 764271), (7929, 254757), (23787, 84919)]