66643816

素因数分解:

$2^3\times {\mathrm{2003}}^1\times {\mathrm{4159}}^1$

素因数の和:6168

約数の個数: 16

約数和(自身を含む): 125049600

約数和(自身を除く): 58405784

約数列:

[1, 2, 4, 8, 2003, 4006, 4159, 8012, 8318, 16024, 16636, 33272, 8330477, 16660954, 33321908, 66643816]

約数ペア:

[(1, 66643816), (2, 33321908), (4, 16660954), (8, 8330477), (2003, 33272), (4006, 16636), (4159, 16024), (8012, 8318)]