1640835728

素因数分解:

$2^4\times 7^1\times {\mathrm{14650319}}^1$

素因数の和:14650334

約数の個数: 20

約数和(自身を含む): 3633279360

約数和(自身を除く): 1992443632

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 14650319, 29300638, 58601276, 102552233, 117202552, 205104466, 234405104, 410208932, 820417864, 1640835728]

約数ペア:

[(1, 1640835728), (2, 820417864), (4, 410208932), (7, 234405104), (8, 205104466), (14, 117202552), (16, 102552233), (28, 58601276), (56, 29300638), (112, 14650319)]