18571001258

素因数分解:

$2^1\times {\mathrm{71}}^1\times {\mathrm{643}}^1\times {\mathrm{203393}}^1$

素因数の和:204109

約数の個数: 16

約数和(自身を含む): 28292918976

約数和(自身を除く): 9721917718

約数列:

[1, 2, 71, 142, 643, 1286, 45653, 91306, 203393, 406786, 14440903, 28881806, 130781699, 261563398, 9285500629, 18571001258]

約数ペア:

[(1, 18571001258), (2, 9285500629), (71, 261563398), (142, 130781699), (643, 28881806), (1286, 14440903), (45653, 406786), (91306, 203393)]