200491376

素因数分解:

$2^4\times {\mathrm{139}}^1\times {\mathrm{90149}}^1$

素因数の和:90296

約数の個数: 20

約数和(自身を含む): 391251000

約数和(自身を除く): 190759624

約数列:

[1, 2, 4, 8, 16, 139, 278, 556, 1112, 2224, 90149, 180298, 360596, 721192, 1442384, 12530711, 25061422, 50122844, 100245688, 200491376]

約数ペア:

[(1, 200491376), (2, 100245688), (4, 50122844), (8, 25061422), (16, 12530711), (139, 1442384), (278, 721192), (556, 360596), (1112, 180298), (2224, 90149)]