207880406

素因数分解:

$2^1\times {\mathrm{19}}^2\times {\mathrm{499}}^1\times {\mathrm{577}}^1$

素因数の和:1116

約数の個数: 24

約数和(自身を含む): 330327000

約数和(自身を除く): 122446594

約数列:

[1, 2, 19, 38, 361, 499, 577, 722, 998, 1154, 9481, 10963, 18962, 21926, 180139, 208297, 287923, 360278, 416594, 575846, 5470537, 10941074, 103940203, 207880406]

約数ペア:

[(1, 207880406), (2, 103940203), (19, 10941074), (38, 5470537), (361, 575846), (499, 416594), (577, 360278), (722, 287923), (998, 208297), (1154, 180139), (9481, 21926), (10963, 18962)]