258313436

素因数分解:

$2^2\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{199933}}^1$

素因数の和:199973

約数の個数: 24

約数和(自身を含む): 503833680

約数和(自身を除く): 245520244

約数列:

[1, 2, 4, 17, 19, 34, 38, 68, 76, 323, 646, 1292, 199933, 399866, 799732, 3398861, 3798727, 6797722, 7597454, 13595444, 15194908, 64578359, 129156718, 258313436]

約数ペア:

[(1, 258313436), (2, 129156718), (4, 64578359), (17, 15194908), (19, 13595444), (34, 7597454), (38, 6797722), (68, 3798727), (76, 3398861), (323, 799732), (646, 399866), (1292, 199933)]