25694428

素因数分解:

$2^2\times {\mathrm{37}}^1\times {\mathrm{139}}^1\times {\mathrm{1249}}^1$

素因数の和:1429

約数の個数: 24

約数和(自身を含む): 46550000

約数和(自身を除く): 20855572

約数列:

[1, 2, 4, 37, 74, 139, 148, 278, 556, 1249, 2498, 4996, 5143, 10286, 20572, 46213, 92426, 173611, 184852, 347222, 694444, 6423607, 12847214, 25694428]

約数ペア:

[(1, 25694428), (2, 12847214), (4, 6423607), (37, 694444), (74, 347222), (139, 184852), (148, 173611), (278, 92426), (556, 46213), (1249, 20572), (2498, 10286), (4996, 5143)]