20666484

素因数分解:

$2^2\times 3^2\times {\mathrm{673}}^1\times {\mathrm{853}}^1$

素因数の和:1536

約数の個数: 36

約数和(自身を含む): 52379236

約数和(自身を除く): 31712752

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 673, 853, 1346, 1706, 2019, 2559, 2692, 3412, 4038, 5118, 6057, 7677, 8076, 10236, 12114, 15354, 24228, 30708, 574069, 1148138, 1722207, 2296276, 3444414, 5166621, 6888828, 10333242, 20666484]

約数ペア:

[(1, 20666484), (2, 10333242), (3, 6888828), (4, 5166621), (6, 3444414), (9, 2296276), (12, 1722207), (18, 1148138), (36, 574069), (673, 30708), (853, 24228), (1346, 15354), (1706, 12114), (2019, 10236), (2559, 8076), (2692, 7677), (3412, 6057), (4038, 5118)]