81937348

素因数分解:

$2^2\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{63419}}^1$

素因数の和:63459

約数の個数: 24

約数和(自身を含む): 159818400

約数和(自身を除く): 77881052

約数列:

[1, 2, 4, 17, 19, 34, 38, 68, 76, 323, 646, 1292, 63419, 126838, 253676, 1078123, 1204961, 2156246, 2409922, 4312492, 4819844, 20484337, 40968674, 81937348]

約数ペア:

[(1, 81937348), (2, 40968674), (4, 20484337), (17, 4819844), (19, 4312492), (34, 2409922), (38, 2156246), (68, 1204961), (76, 1078123), (323, 253676), (646, 126838), (1292, 63419)]