39878948

素因数分解:

$2^2\times {\mathrm{19}}^2\times {\mathrm{27617}}^1$

素因数の和:27659

約数の個数: 18

約数和(自身を含む): 73657206

約数和(自身を除く): 33778258

約数列:

[1, 2, 4, 19, 38, 76, 361, 722, 1444, 27617, 55234, 110468, 524723, 1049446, 2098892, 9969737, 19939474, 39878948]

約数ペア:

[(1, 39878948), (2, 19939474), (4, 9969737), (19, 2098892), (38, 1049446), (76, 524723), (361, 110468), (722, 55234), (1444, 27617)]