19380836

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{271}}^1\times {\mathrm{941}}^1$

素因数の和:1235

約数の個数: 24

約数和(自身を含む): 35871360

約数和(自身を除く): 16490524

約数列:

[1, 2, 4, 19, 38, 76, 271, 542, 941, 1084, 1882, 3764, 5149, 10298, 17879, 20596, 35758, 71516, 255011, 510022, 1020044, 4845209, 9690418, 19380836]

約数ペア:

[(1, 19380836), (2, 9690418), (4, 4845209), (19, 1020044), (38, 510022), (76, 255011), (271, 71516), (542, 35758), (941, 20596), (1084, 17879), (1882, 10298), (3764, 5149)]