1999967185

素因数分解:

$5^1\times {\mathrm{23}}^1\times {\mathrm{349}}^1\times {\mathrm{49831}}^1$

素因数の和:50208

約数の個数: 16

約数和(自身を含む): 2511532800

約数和(自身を除く): 511565615

約数列:

[1, 5, 23, 115, 349, 1745, 8027, 40135, 49831, 249155, 1146113, 5730565, 17391019, 86955095, 399993437, 1999967185]

約数ペア:

[(1, 1999967185), (5, 399993437), (23, 86955095), (115, 17391019), (349, 5730565), (1745, 1146113), (8027, 249155), (40135, 49831)]