201810028

素因数分解:

$2^2\times 7^2\times {\mathrm{1029643}}^1$

素因数の和:1029661

約数の個数: 18

約数和(自身を含む): 410827956

約数和(自身を除く): 209017928

約数列:

[1, 2, 4, 7, 14, 28, 49, 98, 196, 1029643, 2059286, 4118572, 7207501, 14415002, 28830004, 50452507, 100905014, 201810028]

約数ペア:

[(1, 201810028), (2, 100905014), (4, 50452507), (7, 28830004), (14, 14415002), (28, 7207501), (49, 4118572), (98, 2059286), (196, 1029643)]