27489428

素因数分解:

$2^2\times {\mathrm{19}}^2\times {\mathrm{19037}}^1$

素因数の和:19079

約数の個数: 18

約数和(自身を含む): 50774346

約数和(自身を除く): 23284918

約数列:

[1, 2, 4, 19, 38, 76, 361, 722, 1444, 19037, 38074, 76148, 361703, 723406, 1446812, 6872357, 13744714, 27489428]

約数ペア:

[(1, 27489428), (2, 13744714), (4, 6872357), (19, 1446812), (38, 723406), (76, 361703), (361, 76148), (722, 38074), (1444, 19037)]