20852028

素因数分解:

$2^2\times 3^2\times {\mathrm{397}}^1\times {\mathrm{1459}}^1$

素因数の和:1866

約数の個数: 36

約数和(自身を含む): 52878280

約数和(自身を除く): 32026252

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 397, 794, 1191, 1459, 1588, 2382, 2918, 3573, 4377, 4764, 5836, 7146, 8754, 13131, 14292, 17508, 26262, 52524, 579223, 1158446, 1737669, 2316892, 3475338, 5213007, 6950676, 10426014, 20852028]

約数ペア:

[(1, 20852028), (2, 10426014), (3, 6950676), (4, 5213007), (6, 3475338), (9, 2316892), (12, 1737669), (18, 1158446), (36, 579223), (397, 52524), (794, 26262), (1191, 17508), (1459, 14292), (1588, 13131), (2382, 8754), (2918, 7146), (3573, 5836), (4377, 4764)]