25629676

素因数分解:

$2^2\times {\mathrm{17}}^2\times {\mathrm{22171}}^1$

素因数の和:22209

約数の個数: 18

約数和(自身を含む): 47647628

約数和(自身を除く): 22017952

約数列:

[1, 2, 4, 17, 34, 68, 289, 578, 1156, 22171, 44342, 88684, 376907, 753814, 1507628, 6407419, 12814838, 25629676]

約数ペア:

[(1, 25629676), (2, 12814838), (4, 6407419), (17, 1507628), (34, 753814), (68, 376907), (289, 88684), (578, 44342), (1156, 22171)]