2220188

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{131}}^1\times {\mathrm{223}}^1$

素因数の和:377

約数の個数: 24

約数和(自身を含む): 4139520

約数和(自身を除く): 1919332

約数列:

[1, 2, 4, 19, 38, 76, 131, 223, 262, 446, 524, 892, 2489, 4237, 4978, 8474, 9956, 16948, 29213, 58426, 116852, 555047, 1110094, 2220188]

約数ペア:

[(1, 2220188), (2, 1110094), (4, 555047), (19, 116852), (38, 58426), (76, 29213), (131, 16948), (223, 9956), (262, 8474), (446, 4978), (524, 4237), (892, 2489)]