18844910

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{38459}}^1$

素因数の和:38480

約数の個数: 24

約数和(自身を含む): 39459960

約数和(自身を除く): 20615050

約数列:

[1, 2, 5, 7, 10, 14, 35, 49, 70, 98, 245, 490, 38459, 76918, 192295, 269213, 384590, 538426, 1346065, 1884491, 2692130, 3768982, 9422455, 18844910]

約数ペア:

[(1, 18844910), (2, 9422455), (5, 3768982), (7, 2692130), (10, 1884491), (14, 1346065), (35, 538426), (49, 384590), (70, 269213), (98, 192295), (245, 76918), (490, 38459)]