20751282

素因数分解:

$2^1\times 3^3\times {\mathrm{571}}^1\times {\mathrm{673}}^1$

素因数の和:1255

約数の個数: 32

約数和(自身を含む): 46263360

約数和(自身を除く): 25512078

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 571, 673, 1142, 1346, 1713, 2019, 3426, 4038, 5139, 6057, 10278, 12114, 15417, 18171, 30834, 36342, 384283, 768566, 1152849, 2305698, 3458547, 6917094, 10375641, 20751282]

約数ペア:

[(1, 20751282), (2, 10375641), (3, 6917094), (6, 3458547), (9, 2305698), (18, 1152849), (27, 768566), (54, 384283), (571, 36342), (673, 30834), (1142, 18171), (1346, 15417), (1713, 12114), (2019, 10278), (3426, 6057), (4038, 5139)]