87648154

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{1993}}^1\times {\mathrm{1999}}^1$

素因数の和:4005

約数の個数: 16

約数和(自身を含む): 143568000

約数和(自身を除く): 55919846

約数列:

[1, 2, 11, 22, 1993, 1999, 3986, 3998, 21923, 21989, 43846, 43978, 3984007, 7968014, 43824077, 87648154]

約数ペア:

[(1, 87648154), (2, 43824077), (11, 7968014), (22, 3984007), (1993, 43978), (1999, 43846), (3986, 21989), (3998, 21923)]