205879408

素因数分解:

$2^4\times 7^1\times {\mathrm{1838209}}^1$

素因数の和:1838224

約数の個数: 20

約数和(自身を含む): 455876080

約数和(自身を除く): 249996672

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 1838209, 3676418, 7352836, 12867463, 14705672, 25734926, 29411344, 51469852, 102939704, 205879408]

約数ペア:

[(1, 205879408), (2, 102939704), (4, 51469852), (7, 29411344), (8, 25734926), (14, 14705672), (16, 12867463), (28, 7352836), (56, 3676418), (112, 1838209)]