20396884

素因数分解:

$2^2\times {\mathrm{31}}^1\times {\mathrm{103}}^1\times {\mathrm{1597}}^1$

素因数の和:1735

約数の個数: 24

約数和(自身を含む): 37227008

約数和(自身を除く): 16830124

約数列:

[1, 2, 4, 31, 62, 103, 124, 206, 412, 1597, 3193, 3194, 6386, 6388, 12772, 49507, 99014, 164491, 198028, 328982, 657964, 5099221, 10198442, 20396884]

約数ペア:

[(1, 20396884), (2, 10198442), (4, 5099221), (31, 657964), (62, 328982), (103, 198028), (124, 164491), (206, 99014), (412, 49507), (1597, 12772), (3193, 6388), (3194, 6386)]