20460546

素因数分解:

$2^1\times 3^3\times {\mathrm{563}}^1\times {\mathrm{673}}^1$

素因数の和:1247

約数の個数: 32

約数和(自身を含む): 45616320

約数和(自身を除く): 25155774

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 563, 673, 1126, 1346, 1689, 2019, 3378, 4038, 5067, 6057, 10134, 12114, 15201, 18171, 30402, 36342, 378899, 757798, 1136697, 2273394, 3410091, 6820182, 10230273, 20460546]

約数ペア:

[(1, 20460546), (2, 10230273), (3, 6820182), (6, 3410091), (9, 2273394), (18, 1136697), (27, 757798), (54, 378899), (563, 36342), (673, 30402), (1126, 18171), (1346, 15201), (1689, 12114), (2019, 10134), (3378, 6057), (4038, 5067)]