16904556

素因数分解:

$2^2\times 3^2\times {\mathrm{401}}^1\times {\mathrm{1171}}^1$

素因数の和:1582

約数の個数: 36

約数和(自身を含む): 42874104

約数和(自身を除く): 25969548

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 401, 802, 1171, 1203, 1604, 2342, 2406, 3513, 3609, 4684, 4812, 7026, 7218, 10539, 14052, 14436, 21078, 42156, 469571, 939142, 1408713, 1878284, 2817426, 4226139, 5634852, 8452278, 16904556]

約数ペア:

[(1, 16904556), (2, 8452278), (3, 5634852), (4, 4226139), (6, 2817426), (9, 1878284), (12, 1408713), (18, 939142), (36, 469571), (401, 42156), (802, 21078), (1171, 14436), (1203, 14052), (1604, 10539), (2342, 7218), (2406, 7026), (3513, 4812), (3609, 4684)]