19903302

素因数分解:

$2^1\times 3^2\times {\mathrm{31}}^1\times {\mathrm{53}}^1\times {\mathrm{673}}^1$

素因数の和:765

約数の個数: 48

約数和(自身を含む): 45422208

約数和(自身を除く): 25518906

約数列:

[1, 2, 3, 6, 9, 18, 31, 53, 62, 93, 106, 159, 186, 279, 318, 477, 558, 673, 954, 1346, 1643, 2019, 3286, 4038, 4929, 6057, 9858, 12114, 14787, 20863, 29574, 35669, 41726, 62589, 71338, 107007, 125178, 187767, 214014, 321021, 375534, 642042, 1105739, 2211478, 3317217, 6634434, 9951651, 19903302]

約数ペア:

[(1, 19903302), (2, 9951651), (3, 6634434), (6, 3317217), (9, 2211478), (18, 1105739), (31, 642042), (53, 375534), (62, 321021), (93, 214014), (106, 187767), (159, 125178), (186, 107007), (279, 71338), (318, 62589), (477, 41726), (558, 35669), (673, 29574), (954, 20863), (1346, 14787), (1643, 12114), (2019, 9858), (3286, 6057), (4038, 4929)]