19219408

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{92401}}^1$

素因数の和:92422

約数の個数: 20

約数和(自身を含む): 40102468

約数和(自身を除く): 20883060

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 92401, 184802, 369604, 739208, 1201213, 1478416, 2402426, 4804852, 9609704, 19219408]

約数ペア:

[(1, 19219408), (2, 9609704), (4, 4804852), (8, 2402426), (13, 1478416), (16, 1201213), (26, 739208), (52, 369604), (104, 184802), (208, 92401)]